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Finding the Fourth Proportional to 491,854.52, 736,882.62 and 356,583.57

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Solution

The fourth proportional to 491,854.52, 736,882.62 and 356,583.57 is: 534,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,854.52 : 736,882.62 = 356,583.57 : x
  2. Step 2: Convert to fraction form
    491,854.52/736,882.62 = 356,583.57/x
  3. Step 3: Cross multiply
    491,854.52x = 736,882.62 × 356,583.57
  4. Step 4: Simplify right side
    491,854.52x = 262,760,231,626.14
  5. Step 5: Solve for x
    x = 262,760,231,626.14/491,854.52
  6. Step 6: Final answer
    x = 534,223.48

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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.