Home / 726,232.80-1,088,053.20-351,429.60

Finding the Fourth Proportional to 726,232.80, 1,088,053.20 and 351,429.60

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Solution

The fourth proportional to 726,232.80, 1,088,053.20 and 351,429.60 is: 526,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,232.80 : 1,088,053.20 = 351,429.60 : x
  2. Step 2: Convert to fraction form
    726,232.80/1,088,053.20 = 351,429.60/x
  3. Step 3: Cross multiply
    726,232.80x = 1,088,053.20 × 351,429.60
  4. Step 4: Simplify right side
    726,232.80x = 382,374,100,854.72
  5. Step 5: Solve for x
    x = 382,374,100,854.72/726,232.80
  6. Step 6: Final answer
    x = 526,517.26

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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.