Home / 924,871.61-1,387,309.19-356,520.35

Finding the Fourth Proportional to 924,871.61, 1,387,309.19 and 356,520.35

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Solution

The fourth proportional to 924,871.61, 1,387,309.19 and 356,520.35 is: 534,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,871.61 : 1,387,309.19 = 356,520.35 : x
  2. Step 2: Convert to fraction form
    924,871.61/1,387,309.19 = 356,520.35/x
  3. Step 3: Cross multiply
    924,871.61x = 1,387,309.19 × 356,520.35
  4. Step 4: Simplify right side
    924,871.61x = 494,603,949,257.87
  5. Step 5: Solve for x
    x = 494,603,949,257.87/924,871.61
  6. Step 6: Final answer
    x = 534,781.20

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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.