Home / 658,177.38-986,519.52-302,456.43

Finding the Fourth Proportional to 658,177.38, 986,519.52 and 302,456.43

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Solution

The fourth proportional to 658,177.38, 986,519.52 and 302,456.43 is: 453,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,177.38 : 986,519.52 = 302,456.43 : x
  2. Step 2: Convert to fraction form
    658,177.38/986,519.52 = 302,456.43/x
  3. Step 3: Cross multiply
    658,177.38x = 986,519.52 × 302,456.43
  4. Step 4: Simplify right side
    658,177.38x = 298,379,172,144.51
  5. Step 5: Solve for x
    x = 298,379,172,144.51/658,177.38
  6. Step 6: Final answer
    x = 453,341.58

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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.