Home / 956,190.28-1,436,733.44-721,741

Finding the Fourth Proportional to 956,190.28, 1,436,733.44 and 721,741

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Solution

The fourth proportional to 956,190.28, 1,436,733.44 and 721,741 is: 1,084,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,190.28 : 1,436,733.44 = 721,741 : x
  2. Step 2: Convert to fraction form
    956,190.28/1,436,733.44 = 721,741/x
  3. Step 3: Cross multiply
    956,190.28x = 1,436,733.44 × 721,741
  4. Step 4: Simplify right side
    956,190.28x = 1,036,949,429,719.04
  5. Step 5: Solve for x
    x = 1,036,949,429,719.04/956,190.28
  6. Step 6: Final answer
    x = 1,084,459.29

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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.