Home / 727,767.32-1,090,444.14-442,595.30

Finding the Fourth Proportional to 727,767.32, 1,090,444.14 and 442,595.30

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Solution

The fourth proportional to 727,767.32, 1,090,444.14 and 442,595.30 is: 663,159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,767.32 : 1,090,444.14 = 442,595.30 : x
  2. Step 2: Convert to fraction form
    727,767.32/1,090,444.14 = 442,595.30/x
  3. Step 3: Cross multiply
    727,767.32x = 1,090,444.14 × 442,595.30
  4. Step 4: Simplify right side
    727,767.32x = 482,625,451,276.54
  5. Step 5: Solve for x
    x = 482,625,451,276.54/727,767.32
  6. Step 6: Final answer
    x = 663,159.00

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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.