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Finding the Fourth Proportional to 367,472.44, 506,061.96 and 330,862.04

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Solution

The fourth proportional to 367,472.44, 506,061.96 and 330,862.04 is: 455,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,472.44 : 506,061.96 = 330,862.04 : x
  2. Step 2: Convert to fraction form
    367,472.44/506,061.96 = 330,862.04/x
  3. Step 3: Cross multiply
    367,472.44x = 506,061.96 × 330,862.04
  4. Step 4: Simplify right side
    367,472.44x = 167,436,692,452.00
  5. Step 5: Solve for x
    x = 167,436,692,452.00/367,472.44
  6. Step 6: Final answer
    x = 455,644.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.