Home / 1,040,401.57-1,560,602.35-292,447.57

Finding the Fourth Proportional to 1,040,401.57, 1,560,602.35 and 292,447.57

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Solution

The fourth proportional to 1,040,401.57, 1,560,602.35 and 292,447.57 is: 438,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,401.57 : 1,560,602.35 = 292,447.57 : x
  2. Step 2: Convert to fraction form
    1,040,401.57/1,560,602.35 = 292,447.57/x
  3. Step 3: Cross multiply
    1,040,401.57x = 1,560,602.35 × 292,447.57
  4. Step 4: Simplify right side
    1,040,401.57x = 456,394,355,728.54
  5. Step 5: Solve for x
    x = 456,394,355,728.54/1,040,401.57
  6. Step 6: Final answer
    x = 438,671.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.