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Finding the Fourth Proportional to 467,627.58, 645,325.92 and 252,767.52

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Solution

The fourth proportional to 467,627.58, 645,325.92 and 252,767.52 is: 348,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,627.58 : 645,325.92 = 252,767.52 : x
  2. Step 2: Convert to fraction form
    467,627.58/645,325.92 = 252,767.52/x
  3. Step 3: Cross multiply
    467,627.58x = 645,325.92 × 252,767.52
  4. Step 4: Simplify right side
    467,627.58x = 163,117,432,390.12
  5. Step 5: Solve for x
    x = 163,117,432,390.12/467,627.58
  6. Step 6: Final answer
    x = 348,819.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.