Home / 867,764.46-1,299,403.80-598,722.15

Finding the Fourth Proportional to 867,764.46, 1,299,403.80 and 598,722.15

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Solution

The fourth proportional to 867,764.46, 1,299,403.80 and 598,722.15 is: 896,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,764.46 : 1,299,403.80 = 598,722.15 : x
  2. Step 2: Convert to fraction form
    867,764.46/1,299,403.80 = 598,722.15/x
  3. Step 3: Cross multiply
    867,764.46x = 1,299,403.80 × 598,722.15
  4. Step 4: Simplify right side
    867,764.46x = 777,981,836,854.17
  5. Step 5: Solve for x
    x = 777,981,836,854.17/867,764.46
  6. Step 6: Final answer
    x = 896,535.72

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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.