Home / 831,789.52-1,247,554.08-270,820.24

Finding the Fourth Proportional to 831,789.52, 1,247,554.08 and 270,820.24

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Solution

The fourth proportional to 831,789.52, 1,247,554.08 and 270,820.24 is: 406,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,789.52 : 1,247,554.08 = 270,820.24 : x
  2. Step 2: Convert to fraction form
    831,789.52/1,247,554.08 = 270,820.24/x
  3. Step 3: Cross multiply
    831,789.52x = 1,247,554.08 × 270,820.24
  4. Step 4: Simplify right side
    831,789.52x = 337,862,895,358.58
  5. Step 5: Solve for x
    x = 337,862,895,358.58/831,789.52
  6. Step 6: Final answer
    x = 406,187.97

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1.5x scale

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.