Home / 730,594.82-1,008,251.98-408,304.90

Finding the Fourth Proportional to 730,594.82, 1,008,251.98 and 408,304.90

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Solution

The fourth proportional to 730,594.82, 1,008,251.98 and 408,304.90 is: 563,478.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,594.82 : 1,008,251.98 = 408,304.90 : x
  2. Step 2: Convert to fraction form
    730,594.82/1,008,251.98 = 408,304.90/x
  3. Step 3: Cross multiply
    730,594.82x = 1,008,251.98 × 408,304.90
  4. Step 4: Simplify right side
    730,594.82x = 411,674,226,404.97
  5. Step 5: Solve for x
    x = 411,674,226,404.97/730,594.82
  6. Step 6: Final answer
    x = 563,478.16

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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.