Home / 654,479.19-981,720.14-181,165.95

Finding the Fourth Proportional to 654,479.19, 981,720.14 and 181,165.95

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Solution

The fourth proportional to 654,479.19, 981,720.14 and 181,165.95 is: 271,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,479.19 : 981,720.14 = 181,165.95 : x
  2. Step 2: Convert to fraction form
    654,479.19/981,720.14 = 181,165.95/x
  3. Step 3: Cross multiply
    654,479.19x = 981,720.14 × 181,165.95
  4. Step 4: Simplify right side
    654,479.19x = 177,854,260,891.40
  5. Step 5: Solve for x
    x = 177,854,260,891.40/654,479.19
  6. Step 6: Final answer
    x = 271,749.30

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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.