Home / 667,569.42-1,001,234.48-187,682.13

Finding the Fourth Proportional to 667,569.42, 1,001,234.48 and 187,682.13

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Solution

The fourth proportional to 667,569.42, 1,001,234.48 and 187,682.13 is: 281,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,569.42 : 1,001,234.48 = 187,682.13 : x
  2. Step 2: Convert to fraction form
    667,569.42/1,001,234.48 = 187,682.13/x
  3. Step 3: Cross multiply
    667,569.42x = 1,001,234.48 × 187,682.13
  4. Step 4: Simplify right side
    667,569.42x = 187,913,818,897.43
  5. Step 5: Solve for x
    x = 187,913,818,897.43/667,569.42
  6. Step 6: Final answer
    x = 281,489.55

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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.