Home / 438,997.14-658,480.98-186,114.96

Finding the Fourth Proportional to 438,997.14, 658,480.98 and 186,114.96

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Solution

The fourth proportional to 438,997.14, 658,480.98 and 186,114.96 is: 279,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,997.14 : 658,480.98 = 186,114.96 : x
  2. Step 2: Convert to fraction form
    438,997.14/658,480.98 = 186,114.96/x
  3. Step 3: Cross multiply
    438,997.14x = 658,480.98 × 186,114.96
  4. Step 4: Simplify right side
    438,997.14x = 122,553,161,253.46
  5. Step 5: Solve for x
    x = 122,553,161,253.46/438,997.14
  6. Step 6: Final answer
    x = 279,166.20

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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.