Home / 541,049.04-811,647.36-225,432

Finding the Fourth Proportional to 541,049.04, 811,647.36 and 225,432

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Solution

The fourth proportional to 541,049.04, 811,647.36 and 225,432 is: 338,178.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,049.04 : 811,647.36 = 225,432 : x
  2. Step 2: Convert to fraction form
    541,049.04/811,647.36 = 225,432/x
  3. Step 3: Cross multiply
    541,049.04x = 811,647.36 × 225,432
  4. Step 4: Simplify right side
    541,049.04x = 182,971,287,659.52
  5. Step 5: Solve for x
    x = 182,971,287,659.52/541,049.04
  6. Step 6: Final answer
    x = 338,178.75

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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.