Home / 749,834.96-1,034,772.92-410,303.21

Finding the Fourth Proportional to 749,834.96, 1,034,772.92 and 410,303.21

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Solution

The fourth proportional to 749,834.96, 1,034,772.92 and 410,303.21 is: 566,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,834.96 : 1,034,772.92 = 410,303.21 : x
  2. Step 2: Convert to fraction form
    749,834.96/1,034,772.92 = 410,303.21/x
  3. Step 3: Cross multiply
    749,834.96x = 1,034,772.92 × 410,303.21
  4. Step 4: Simplify right side
    749,834.96x = 424,570,643,471.69
  5. Step 5: Solve for x
    x = 424,570,643,471.69/749,834.96
  6. Step 6: Final answer
    x = 566,218.79

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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.