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Finding the Fourth Proportional to 392,348.34, 588,114.27 and 181,813.14

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Solution

The fourth proportional to 392,348.34, 588,114.27 and 181,813.14 is: 272,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,348.34 : 588,114.27 = 181,813.14 : x
  2. Step 2: Convert to fraction form
    392,348.34/588,114.27 = 181,813.14/x
  3. Step 3: Cross multiply
    392,348.34x = 588,114.27 × 181,813.14
  4. Step 4: Simplify right side
    392,348.34x = 106,926,902,107.51
  5. Step 5: Solve for x
    x = 106,926,902,107.51/392,348.34
  6. Step 6: Final answer
    x = 272,530.53

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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.