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Finding the Fourth Proportional to 437,908.10, 656,862.15 and 367,049.30

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Solution

The fourth proportional to 437,908.10, 656,862.15 and 367,049.30 is: 550,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,908.10 : 656,862.15 = 367,049.30 : x
  2. Step 2: Convert to fraction form
    437,908.10/656,862.15 = 367,049.30/x
  3. Step 3: Cross multiply
    437,908.10x = 656,862.15 × 367,049.30
  4. Step 4: Simplify right side
    437,908.10x = 241,100,792,354.00
  5. Step 5: Solve for x
    x = 241,100,792,354.00/437,908.10
  6. Step 6: Final answer
    x = 550,573.95

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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.