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Finding the Fourth Proportional to 449,825.62, 674,773.28 and 150,307.24

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Solution

The fourth proportional to 449,825.62, 674,773.28 and 150,307.24 is: 225,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,825.62 : 674,773.28 = 150,307.24 : x
  2. Step 2: Convert to fraction form
    449,825.62/674,773.28 = 150,307.24/x
  3. Step 3: Cross multiply
    449,825.62x = 674,773.28 × 150,307.24
  4. Step 4: Simplify right side
    449,825.62x = 101,423,308,031.38
  5. Step 5: Solve for x
    x = 101,423,308,031.38/449,825.62
  6. Step 6: Final answer
    x = 225,472.50

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1.5x scale

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.