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Finding the Fourth Proportional to 363,864.48, 546,410.16 and 237,720.48

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Solution

The fourth proportional to 363,864.48, 546,410.16 and 237,720.48 is: 356,981.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,864.48 : 546,410.16 = 237,720.48 : x
  2. Step 2: Convert to fraction form
    363,864.48/546,410.16 = 237,720.48/x
  3. Step 3: Cross multiply
    363,864.48x = 546,410.16 × 237,720.48
  4. Step 4: Simplify right side
    363,864.48x = 129,892,885,512.08
  5. Step 5: Solve for x
    x = 129,892,885,512.08/363,864.48
  6. Step 6: Final answer
    x = 356,981.49

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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.