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Finding the Fourth Proportional to 454,337.78, 681,587.74 and 150,750.14

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Solution

The fourth proportional to 454,337.78, 681,587.74 and 150,750.14 is: 226,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,337.78 : 681,587.74 = 150,750.14 : x
  2. Step 2: Convert to fraction form
    454,337.78/681,587.74 = 150,750.14/x
  3. Step 3: Cross multiply
    454,337.78x = 681,587.74 × 150,750.14
  4. Step 4: Simplify right side
    454,337.78x = 102,749,445,500.76
  5. Step 5: Solve for x
    x = 102,749,445,500.76/454,337.78
  6. Step 6: Final answer
    x = 226,152.10

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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.