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Finding the Fourth Proportional to 588,013.80, 882,020.70 and 256,237.80

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Solution

The fourth proportional to 588,013.80, 882,020.70 and 256,237.80 is: 384,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,013.80 : 882,020.70 = 256,237.80 : x
  2. Step 2: Convert to fraction form
    588,013.80/882,020.70 = 256,237.80/x
  3. Step 3: Cross multiply
    588,013.80x = 882,020.70 × 256,237.80
  4. Step 4: Simplify right side
    588,013.80x = 226,007,043,722.46
  5. Step 5: Solve for x
    x = 226,007,043,722.46/588,013.80
  6. Step 6: Final answer
    x = 384,356.70

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Similar ratio
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1.5x scale

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.