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Finding the Fourth Proportional to 282,934.87, 424,469.72 and 83,261.77

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Solution

The fourth proportional to 282,934.87, 424,469.72 and 83,261.77 is: 124,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,934.87 : 424,469.72 = 83,261.77 : x
  2. Step 2: Convert to fraction form
    282,934.87/424,469.72 = 83,261.77/x
  3. Step 3: Cross multiply
    282,934.87x = 424,469.72 × 83,261.77
  4. Step 4: Simplify right side
    282,934.87x = 35,342,097,659.95
  5. Step 5: Solve for x
    x = 35,342,097,659.95/282,934.87
  6. Step 6: Final answer
    x = 124,912.49

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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.