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Finding the Fourth Proportional to 737,591.80, 1,106,387.70 and 238,955.80

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Solution

The fourth proportional to 737,591.80, 1,106,387.70 and 238,955.80 is: 358,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,591.80 : 1,106,387.70 = 238,955.80 : x
  2. Step 2: Convert to fraction form
    737,591.80/1,106,387.70 = 238,955.80/x
  3. Step 3: Cross multiply
    737,591.80x = 1,106,387.70 × 238,955.80
  4. Step 4: Simplify right side
    737,591.80x = 264,377,757,963.66
  5. Step 5: Solve for x
    x = 264,377,757,963.66/737,591.80
  6. Step 6: Final answer
    x = 358,433.70

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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.