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Finding the Fourth Proportional to 503,882.62, 695,358.02 and 277,528.12

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Solution

The fourth proportional to 503,882.62, 695,358.02 and 277,528.12 is: 382,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,882.62 : 695,358.02 = 277,528.12 : x
  2. Step 2: Convert to fraction form
    503,882.62/695,358.02 = 277,528.12/x
  3. Step 3: Cross multiply
    503,882.62x = 695,358.02 × 277,528.12
  4. Step 4: Simplify right side
    503,882.62x = 192,981,404,017.52
  5. Step 5: Solve for x
    x = 192,981,404,017.52/503,882.62
  6. Step 6: Final answer
    x = 382,988.81

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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.