Home / 728,079.17-1,092,044.95-195,531.01

Finding the Fourth Proportional to 728,079.17, 1,092,044.95 and 195,531.01

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Solution

The fourth proportional to 728,079.17, 1,092,044.95 and 195,531.01 is: 293,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,079.17 : 1,092,044.95 = 195,531.01 : x
  2. Step 2: Convert to fraction form
    728,079.17/1,092,044.95 = 195,531.01/x
  3. Step 3: Cross multiply
    728,079.17x = 1,092,044.95 × 195,531.01
  4. Step 4: Simplify right side
    728,079.17x = 213,528,648,819.96
  5. Step 5: Solve for x
    x = 213,528,648,819.96/728,079.17
  6. Step 6: Final answer
    x = 293,276.69

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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.