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Finding the Fourth Proportional to 574,775.38, 862,163.07 and 175,418.25

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Solution

The fourth proportional to 574,775.38, 862,163.07 and 175,418.25 is: 263,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,775.38 : 862,163.07 = 175,418.25 : x
  2. Step 2: Convert to fraction form
    574,775.38/862,163.07 = 175,418.25/x
  3. Step 3: Cross multiply
    574,775.38x = 862,163.07 × 175,418.25
  4. Step 4: Simplify right side
    574,775.38x = 151,239,136,954.03
  5. Step 5: Solve for x
    x = 151,239,136,954.03/574,775.38
  6. Step 6: Final answer
    x = 263,127.38

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Double scale
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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.