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Finding the Fourth Proportional to 574,902.52, 862,036.36 and 266,818.60

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Solution

The fourth proportional to 574,902.52, 862,036.36 and 266,818.60 is: 400,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,902.52 : 862,036.36 = 266,818.60 : x
  2. Step 2: Convert to fraction form
    574,902.52/862,036.36 = 266,818.60/x
  3. Step 3: Cross multiply
    574,902.52x = 862,036.36 × 266,818.60
  4. Step 4: Simplify right side
    574,902.52x = 230,007,334,724.30
  5. Step 5: Solve for x
    x = 230,007,334,724.30/574,902.52
  6. Step 6: Final answer
    x = 400,080.58

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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.