Home / 725,924.98-1,087,941.38-370,639.54

Finding the Fourth Proportional to 725,924.98, 1,087,941.38 and 370,639.54

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Solution

The fourth proportional to 725,924.98, 1,087,941.38 and 370,639.54 is: 555,476.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,924.98 : 1,087,941.38 = 370,639.54 : x
  2. Step 2: Convert to fraction form
    725,924.98/1,087,941.38 = 370,639.54/x
  3. Step 3: Cross multiply
    725,924.98x = 1,087,941.38 × 370,639.54
  4. Step 4: Simplify right side
    725,924.98x = 403,234,092,630.17
  5. Step 5: Solve for x
    x = 403,234,092,630.17/725,924.98
  6. Step 6: Final answer
    x = 555,476.26

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1.5x scale

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.