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Finding the Fourth Proportional to 488,622.88, 733,031.16 and 151,649.11

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Solution

The fourth proportional to 488,622.88, 733,031.16 and 151,649.11 is: 227,503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,622.88 : 733,031.16 = 151,649.11 : x
  2. Step 2: Convert to fraction form
    488,622.88/733,031.16 = 151,649.11/x
  3. Step 3: Cross multiply
    488,622.88x = 733,031.16 × 151,649.11
  4. Step 4: Simplify right side
    488,622.88x = 111,163,523,016.27
  5. Step 5: Solve for x
    x = 111,163,523,016.27/488,622.88
  6. Step 6: Final answer
    x = 227,503.72

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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.