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Finding the Fourth Proportional to 474,117.24, 711,121.08 and 119,104.24

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Solution

The fourth proportional to 474,117.24, 711,121.08 and 119,104.24 is: 178,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,117.24 : 711,121.08 = 119,104.24 : x
  2. Step 2: Convert to fraction form
    474,117.24/711,121.08 = 119,104.24/x
  3. Step 3: Cross multiply
    474,117.24x = 711,121.08 × 119,104.24
  4. Step 4: Simplify right side
    474,117.24x = 84,697,535,781.38
  5. Step 5: Solve for x
    x = 84,697,535,781.38/474,117.24
  6. Step 6: Final answer
    x = 178,642.60

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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.