Home / 725,226.80-1,085,689.80-539,063.60

Finding the Fourth Proportional to 725,226.80, 1,085,689.80 and 539,063.60

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Solution

The fourth proportional to 725,226.80, 1,085,689.80 and 539,063.60 is: 806,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,226.80 : 1,085,689.80 = 539,063.60 : x
  2. Step 2: Convert to fraction form
    725,226.80/1,085,689.80 = 539,063.60/x
  3. Step 3: Cross multiply
    725,226.80x = 1,085,689.80 × 539,063.60
  4. Step 4: Simplify right side
    725,226.80x = 585,255,852,071.28
  5. Step 5: Solve for x
    x = 585,255,852,071.28/725,226.80
  6. Step 6: Final answer
    x = 806,997.00

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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.