Home / 1,040,661.70-1,560,992.55-292,707.70

Finding the Fourth Proportional to 1,040,661.70, 1,560,992.55 and 292,707.70

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Solution

The fourth proportional to 1,040,661.70, 1,560,992.55 and 292,707.70 is: 439,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,661.70 : 1,560,992.55 = 292,707.70 : x
  2. Step 2: Convert to fraction form
    1,040,661.70/1,560,992.55 = 292,707.70/x
  3. Step 3: Cross multiply
    1,040,661.70x = 1,560,992.55 × 292,707.70
  4. Step 4: Simplify right side
    1,040,661.70x = 456,914,539,027.64
  5. Step 5: Solve for x
    x = 456,914,539,027.64/1,040,661.70
  6. Step 6: Final answer
    x = 439,061.55

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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.