Home / 969,016.19-1,337,242.34-539,397.81

Finding the Fourth Proportional to 969,016.19, 1,337,242.34 and 539,397.81

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Solution

The fourth proportional to 969,016.19, 1,337,242.34 and 539,397.81 is: 744,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,016.19 : 1,337,242.34 = 539,397.81 : x
  2. Step 2: Convert to fraction form
    969,016.19/1,337,242.34 = 539,397.81/x
  3. Step 3: Cross multiply
    969,016.19x = 1,337,242.34 × 539,397.81
  4. Step 4: Simplify right side
    969,016.19x = 721,305,582,949.06
  5. Step 5: Solve for x
    x = 721,305,582,949.06/969,016.19
  6. Step 6: Final answer
    x = 744,368.97

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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.