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Finding the Fourth Proportional to 572,177.80, 858,266.70 and 151,496.20

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Solution

The fourth proportional to 572,177.80, 858,266.70 and 151,496.20 is: 227,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,177.80 : 858,266.70 = 151,496.20 : x
  2. Step 2: Convert to fraction form
    572,177.80/858,266.70 = 151,496.20/x
  3. Step 3: Cross multiply
    572,177.80x = 858,266.70 × 151,496.20
  4. Step 4: Simplify right side
    572,177.80x = 130,024,143,636.54
  5. Step 5: Solve for x
    x = 130,024,143,636.54/572,177.80
  6. Step 6: Final answer
    x = 227,244.30

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Similar ratio
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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.