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Finding the Fourth Proportional to 316,092.52, 474,185.94 and 116,397.55

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Solution

The fourth proportional to 316,092.52, 474,185.94 and 116,397.55 is: 174,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,092.52 : 474,185.94 = 116,397.55 : x
  2. Step 2: Convert to fraction form
    316,092.52/474,185.94 = 116,397.55/x
  3. Step 3: Cross multiply
    316,092.52x = 474,185.94 × 116,397.55
  4. Step 4: Simplify right side
    316,092.52x = 55,194,081,660.45
  5. Step 5: Solve for x
    x = 55,194,081,660.45/316,092.52
  6. Step 6: Final answer
    x = 174,613.69

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1.5x scale

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.