Home / 982,867.34-1,356,775.43-660,764.27

Finding the Fourth Proportional to 982,867.34, 1,356,775.43 and 660,764.27

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Solution

The fourth proportional to 982,867.34, 1,356,775.43 and 660,764.27 is: 912,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,867.34 : 1,356,775.43 = 660,764.27 : x
  2. Step 2: Convert to fraction form
    982,867.34/1,356,775.43 = 660,764.27/x
  3. Step 3: Cross multiply
    982,867.34x = 1,356,775.43 × 660,764.27
  4. Step 4: Simplify right side
    982,867.34x = 896,508,716,470.19
  5. Step 5: Solve for x
    x = 896,508,716,470.19/982,867.34
  6. Step 6: Final answer
    x = 912,136.04

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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.