Home / 1,040,401.69-1,560,602.54-292,447.69

Finding the Fourth Proportional to 1,040,401.69, 1,560,602.54 and 292,447.69

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Solution

The fourth proportional to 1,040,401.69, 1,560,602.54 and 292,447.69 is: 438,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,401.69 : 1,560,602.54 = 292,447.69 : x
  2. Step 2: Convert to fraction form
    1,040,401.69/1,560,602.54 = 292,447.69/x
  3. Step 3: Cross multiply
    1,040,401.69x = 1,560,602.54 × 292,447.69
  4. Step 4: Simplify right side
    1,040,401.69x = 456,394,604,660.75
  5. Step 5: Solve for x
    x = 456,394,604,660.75/1,040,401.69
  6. Step 6: Final answer
    x = 438,671.53

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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.