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Finding the Fourth Proportional to 493,934.24, 740,901.36 and 119,954.72

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Solution

The fourth proportional to 493,934.24, 740,901.36 and 119,954.72 is: 179,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,934.24 : 740,901.36 = 119,954.72 : x
  2. Step 2: Convert to fraction form
    493,934.24/740,901.36 = 119,954.72/x
  3. Step 3: Cross multiply
    493,934.24x = 740,901.36 × 119,954.72
  4. Step 4: Simplify right side
    493,934.24x = 88,874,615,186.42
  5. Step 5: Solve for x
    x = 88,874,615,186.42/493,934.24
  6. Step 6: Final answer
    x = 179,932.08

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Similar ratio
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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.