Home / 658,279.19-987,607.91-273,953.22

Finding the Fourth Proportional to 658,279.19, 987,607.91 and 273,953.22

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Solution

The fourth proportional to 658,279.19, 987,607.91 and 273,953.22 is: 411,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,279.19 : 987,607.91 = 273,953.22 : x
  2. Step 2: Convert to fraction form
    658,279.19/987,607.91 = 273,953.22/x
  3. Step 3: Cross multiply
    658,279.19x = 987,607.91 × 273,953.22
  4. Step 4: Simplify right side
    658,279.19x = 270,558,365,672.20
  5. Step 5: Solve for x
    x = 270,558,365,672.20/658,279.19
  6. Step 6: Final answer
    x = 411,008.54

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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.