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Finding the Fourth Proportional to 484,902.04, 669,116.88 and 270,062.08

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Solution

The fourth proportional to 484,902.04, 669,116.88 and 270,062.08 is: 372,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,902.04 : 669,116.88 = 270,062.08 : x
  2. Step 2: Convert to fraction form
    484,902.04/669,116.88 = 270,062.08/x
  3. Step 3: Cross multiply
    484,902.04x = 669,116.88 × 270,062.08
  4. Step 4: Simplify right side
    484,902.04x = 180,703,096,375.91
  5. Step 5: Solve for x
    x = 180,703,096,375.91/484,902.04
  6. Step 6: Final answer
    x = 372,658.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.