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Finding the Fourth Proportional to 282,993.56, 424,491.02 and 83,316.35

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Solution

The fourth proportional to 282,993.56, 424,491.02 and 83,316.35 is: 124,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,993.56 : 424,491.02 = 83,316.35 : x
  2. Step 2: Convert to fraction form
    282,993.56/424,491.02 = 83,316.35/x
  3. Step 3: Cross multiply
    282,993.56x = 424,491.02 × 83,316.35
  4. Step 4: Simplify right side
    282,993.56x = 35,367,042,394.18
  5. Step 5: Solve for x
    x = 35,367,042,394.18/282,993.56
  6. Step 6: Final answer
    x = 124,974.73

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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.