Home / 609,281.04-840,543.13-367,429.21

Finding the Fourth Proportional to 609,281.04, 840,543.13 and 367,429.21

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Solution

The fourth proportional to 609,281.04, 840,543.13 and 367,429.21 is: 506,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,281.04 : 840,543.13 = 367,429.21 : x
  2. Step 2: Convert to fraction form
    609,281.04/840,543.13 = 367,429.21/x
  3. Step 3: Cross multiply
    609,281.04x = 840,543.13 × 367,429.21
  4. Step 4: Simplify right side
    609,281.04x = 308,840,098,226.83
  5. Step 5: Solve for x
    x = 308,840,098,226.83/609,281.04
  6. Step 6: Final answer
    x = 506,892.68

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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.