Home / 444,970.20-667,528.08-145,363.80

Finding the Fourth Proportional to 444,970.20, 667,528.08 and 145,363.80

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Solution

The fourth proportional to 444,970.20, 667,528.08 and 145,363.80 is: 218,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,970.20 : 667,528.08 = 145,363.80 : x
  2. Step 2: Convert to fraction form
    444,970.20/667,528.08 = 145,363.80/x
  3. Step 3: Cross multiply
    444,970.20x = 667,528.08 × 145,363.80
  4. Step 4: Simplify right side
    444,970.20x = 97,034,418,315.50
  5. Step 5: Solve for x
    x = 97,034,418,315.50/444,970.20
  6. Step 6: Final answer
    x = 218,069.48

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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.