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Finding the Fourth Proportional to 496,531.12, 744,615.24 and 180,894.64

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Solution

The fourth proportional to 496,531.12, 744,615.24 and 180,894.64 is: 271,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,531.12 : 744,615.24 = 180,894.64 : x
  2. Step 2: Convert to fraction form
    496,531.12/744,615.24 = 180,894.64/x
  3. Step 3: Cross multiply
    496,531.12x = 744,615.24 × 180,894.64
  4. Step 4: Simplify right side
    496,531.12x = 134,696,905,778.31
  5. Step 5: Solve for x
    x = 134,696,905,778.31/496,531.12
  6. Step 6: Final answer
    x = 271,275.86

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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.