Home / 728,324.70-1,092,878.73-701,814.78

Finding the Fourth Proportional to 728,324.70, 1,092,878.73 and 701,814.78

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Solution

The fourth proportional to 728,324.70, 1,092,878.73 and 701,814.78 is: 1,053,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,324.70 : 1,092,878.73 = 701,814.78 : x
  2. Step 2: Convert to fraction form
    728,324.70/1,092,878.73 = 701,814.78/x
  3. Step 3: Cross multiply
    728,324.70x = 1,092,878.73 × 701,814.78
  4. Step 4: Simplify right side
    728,324.70x = 766,998,445,461.63
  5. Step 5: Solve for x
    x = 766,998,445,461.63/728,324.70
  6. Step 6: Final answer
    x = 1,053,099.59

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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.