Home / 922,318.68-1,383,520.44-282,576.60

Finding the Fourth Proportional to 922,318.68, 1,383,520.44 and 282,576.60

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Solution

The fourth proportional to 922,318.68, 1,383,520.44 and 282,576.60 is: 423,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,318.68 : 1,383,520.44 = 282,576.60 : x
  2. Step 2: Convert to fraction form
    922,318.68/1,383,520.44 = 282,576.60/x
  3. Step 3: Cross multiply
    922,318.68x = 1,383,520.44 × 282,576.60
  4. Step 4: Simplify right side
    922,318.68x = 390,950,501,965.70
  5. Step 5: Solve for x
    x = 390,950,501,965.70/922,318.68
  6. Step 6: Final answer
    x = 423,877.90

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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.