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Finding the Fourth Proportional to 367,656.48, 551,956.98 and 283,470.12

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Solution

The fourth proportional to 367,656.48, 551,956.98 and 283,470.12 is: 425,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,656.48 : 551,956.98 = 283,470.12 : x
  2. Step 2: Convert to fraction form
    367,656.48/551,956.98 = 283,470.12/x
  3. Step 3: Cross multiply
    367,656.48x = 551,956.98 × 283,470.12
  4. Step 4: Simplify right side
    367,656.48x = 156,463,311,355.44
  5. Step 5: Solve for x
    x = 156,463,311,355.44/367,656.48
  6. Step 6: Final answer
    x = 425,569.30

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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.