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Finding the Fourth Proportional to 493,448.64, 740,174.88 and 119,471.04

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Solution

The fourth proportional to 493,448.64, 740,174.88 and 119,471.04 is: 179,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,448.64 : 740,174.88 = 119,471.04 : x
  2. Step 2: Convert to fraction form
    493,448.64/740,174.88 = 119,471.04/x
  3. Step 3: Cross multiply
    493,448.64x = 740,174.88 × 119,471.04
  4. Step 4: Simplify right side
    493,448.64x = 88,429,462,695.48
  5. Step 5: Solve for x
    x = 88,429,462,695.48/493,448.64
  6. Step 6: Final answer
    x = 179,207.02

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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.