Home / 789,912.48-1,187,434.80-633,848.16

Finding the Fourth Proportional to 789,912.48, 1,187,434.80 and 633,848.16

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Solution

The fourth proportional to 789,912.48, 1,187,434.80 and 633,848.16 is: 952,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,912.48 : 1,187,434.80 = 633,848.16 : x
  2. Step 2: Convert to fraction form
    789,912.48/1,187,434.80 = 633,848.16/x
  3. Step 3: Cross multiply
    789,912.48x = 1,187,434.80 × 633,848.16
  4. Step 4: Simplify right side
    789,912.48x = 752,653,363,099.97
  5. Step 5: Solve for x
    x = 752,653,363,099.97/789,912.48
  6. Step 6: Final answer
    x = 952,831.34

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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.