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Finding the Fourth Proportional to 499,285.71, 748,854.75 and 183,668.82

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Solution

The fourth proportional to 499,285.71, 748,854.75 and 183,668.82 is: 275,476.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,285.71 : 748,854.75 = 183,668.82 : x
  2. Step 2: Convert to fraction form
    499,285.71/748,854.75 = 183,668.82/x
  3. Step 3: Cross multiply
    499,285.71x = 748,854.75 × 183,668.82
  4. Step 4: Simplify right side
    499,285.71x = 137,541,268,283.90
  5. Step 5: Solve for x
    x = 137,541,268,283.90/499,285.71
  6. Step 6: Final answer
    x = 275,476.08

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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.