Home / 674,531.72-1,011,773.46-169,096.86

Finding the Fourth Proportional to 674,531.72, 1,011,773.46 and 169,096.86

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Solution

The fourth proportional to 674,531.72, 1,011,773.46 and 169,096.86 is: 253,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,531.72 : 1,011,773.46 = 169,096.86 : x
  2. Step 2: Convert to fraction form
    674,531.72/1,011,773.46 = 169,096.86/x
  3. Step 3: Cross multiply
    674,531.72x = 1,011,773.46 × 169,096.86
  4. Step 4: Simplify right side
    674,531.72x = 171,087,715,117.34
  5. Step 5: Solve for x
    x = 171,087,715,117.34/674,531.72
  6. Step 6: Final answer
    x = 253,639.24

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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.