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Finding the Fourth Proportional to 652,419.10, 978,393.86 and 225,839.02

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Solution

The fourth proportional to 652,419.10, 978,393.86 and 225,839.02 is: 338,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,419.10 : 978,393.86 = 225,839.02 : x
  2. Step 2: Convert to fraction form
    652,419.10/978,393.86 = 225,839.02/x
  3. Step 3: Cross multiply
    652,419.10x = 978,393.86 × 225,839.02
  4. Step 4: Simplify right side
    652,419.10x = 220,959,510,516.42
  5. Step 5: Solve for x
    x = 220,959,510,516.42/652,419.10
  6. Step 6: Final answer
    x = 338,677.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.