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Finding the Fourth Proportional to 677,167.62, 934,302.24 and 533,481.72

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Solution

The fourth proportional to 677,167.62, 934,302.24 and 533,481.72 is: 736,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,167.62 : 934,302.24 = 533,481.72 : x
  2. Step 2: Convert to fraction form
    677,167.62/934,302.24 = 533,481.72/x
  3. Step 3: Cross multiply
    677,167.62x = 934,302.24 × 533,481.72
  4. Step 4: Simplify right side
    677,167.62x = 498,433,165,995.05
  5. Step 5: Solve for x
    x = 498,433,165,995.05/677,167.62
  6. Step 6: Final answer
    x = 736,055.82

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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.