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Finding the Fourth Proportional to 363,456.45, 545,184.52 and 97,210.04

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Solution

The fourth proportional to 363,456.45, 545,184.52 and 97,210.04 is: 145,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,456.45 : 545,184.52 = 97,210.04 : x
  2. Step 2: Convert to fraction form
    363,456.45/545,184.52 = 97,210.04/x
  3. Step 3: Cross multiply
    363,456.45x = 545,184.52 × 97,210.04
  4. Step 4: Simplify right side
    363,456.45x = 52,997,408,996.58
  5. Step 5: Solve for x
    x = 52,997,408,996.58/363,456.45
  6. Step 6: Final answer
    x = 145,815.02

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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.