Home / 749,565.12-1,034,399.52-410,033.28

Finding the Fourth Proportional to 749,565.12, 1,034,399.52 and 410,033.28

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Solution

The fourth proportional to 749,565.12, 1,034,399.52 and 410,033.28 is: 565,845.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,565.12 : 1,034,399.52 = 410,033.28 : x
  2. Step 2: Convert to fraction form
    749,565.12/1,034,399.52 = 410,033.28/x
  3. Step 3: Cross multiply
    749,565.12x = 1,034,399.52 × 410,033.28
  4. Step 4: Simplify right side
    749,565.12x = 424,138,228,016.03
  5. Step 5: Solve for x
    x = 424,138,228,016.03/749,565.12
  6. Step 6: Final answer
    x = 565,845.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.