Home / 981,596.76-1,472,428.02-271,565.34

Finding the Fourth Proportional to 981,596.76, 1,472,428.02 and 271,565.34

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Solution

The fourth proportional to 981,596.76, 1,472,428.02 and 271,565.34 is: 407,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,596.76 : 1,472,428.02 = 271,565.34 : x
  2. Step 2: Convert to fraction form
    981,596.76/1,472,428.02 = 271,565.34/x
  3. Step 3: Cross multiply
    981,596.76x = 1,472,428.02 × 271,565.34
  4. Step 4: Simplify right side
    981,596.76x = 399,860,415,876.83
  5. Step 5: Solve for x
    x = 399,860,415,876.83/981,596.76
  6. Step 6: Final answer
    x = 407,357.11

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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.