Home / 832,229.28-1,149,269.59-786,890.07

Finding the Fourth Proportional to 832,229.28, 1,149,269.59 and 786,890.07

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Solution

The fourth proportional to 832,229.28, 1,149,269.59 and 786,890.07 is: 1,086,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,229.28 : 1,149,269.59 = 786,890.07 : x
  2. Step 2: Convert to fraction form
    832,229.28/1,149,269.59 = 786,890.07/x
  3. Step 3: Cross multiply
    832,229.28x = 1,149,269.59 × 786,890.07
  4. Step 4: Simplify right side
    832,229.28x = 904,348,828,123.97
  5. Step 5: Solve for x
    x = 904,348,828,123.97/832,229.28
  6. Step 6: Final answer
    x = 1,086,658.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.