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Finding the Fourth Proportional to 652,094.80, 978,433.80 and 231,672.40

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Solution

The fourth proportional to 652,094.80, 978,433.80 and 231,672.40 is: 347,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,094.80 : 978,433.80 = 231,672.40 : x
  2. Step 2: Convert to fraction form
    652,094.80/978,433.80 = 231,672.40/x
  3. Step 3: Cross multiply
    652,094.80x = 978,433.80 × 231,672.40
  4. Step 4: Simplify right side
    652,094.80x = 226,676,106,687.12
  5. Step 5: Solve for x
    x = 226,676,106,687.12/652,094.80
  6. Step 6: Final answer
    x = 347,612.20

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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.