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Finding the Fourth Proportional to 568,982.39, 785,250.01 and 310,898.57

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Solution

The fourth proportional to 568,982.39, 785,250.01 and 310,898.57 is: 429,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,982.39 : 785,250.01 = 310,898.57 : x
  2. Step 2: Convert to fraction form
    568,982.39/785,250.01 = 310,898.57/x
  3. Step 3: Cross multiply
    568,982.39x = 785,250.01 × 310,898.57
  4. Step 4: Simplify right side
    568,982.39x = 244,133,101,275.24
  5. Step 5: Solve for x
    x = 244,133,101,275.24/568,982.39
  6. Step 6: Final answer
    x = 429,069.70

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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.