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Finding the Fourth Proportional to 574,901.52, 862,034.85 and 266,817.60

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Solution

The fourth proportional to 574,901.52, 862,034.85 and 266,817.60 is: 400,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,901.52 : 862,034.85 = 266,817.60 : x
  2. Step 2: Convert to fraction form
    574,901.52/862,034.85 = 266,817.60/x
  3. Step 3: Cross multiply
    574,901.52x = 862,034.85 × 266,817.60
  4. Step 4: Simplify right side
    574,901.52x = 230,006,069,793.36
  5. Step 5: Solve for x
    x = 230,006,069,793.36/574,901.52
  6. Step 6: Final answer
    x = 400,079.08

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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.