Home / 992,796.30-1,488,751.56-282,658.20

Finding the Fourth Proportional to 992,796.30, 1,488,751.56 and 282,658.20

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Solution

The fourth proportional to 992,796.30, 1,488,751.56 and 282,658.20 is: 423,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,796.30 : 1,488,751.56 = 282,658.20 : x
  2. Step 2: Convert to fraction form
    992,796.30/1,488,751.56 = 282,658.20/x
  3. Step 3: Cross multiply
    992,796.30x = 1,488,751.56 × 282,658.20
  4. Step 4: Simplify right side
    992,796.30x = 420,807,836,196.79
  5. Step 5: Solve for x
    x = 420,807,836,196.79/992,796.30
  6. Step 6: Final answer
    x = 423,861.21

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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.