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Finding the Fourth Proportional to 444,229.13, 666,343.16 and 144,709.22

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Solution

The fourth proportional to 444,229.13, 666,343.16 and 144,709.22 is: 217,063.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,229.13 : 666,343.16 = 144,709.22 : x
  2. Step 2: Convert to fraction form
    444,229.13/666,343.16 = 144,709.22/x
  3. Step 3: Cross multiply
    444,229.13x = 666,343.16 × 144,709.22
  4. Step 4: Simplify right side
    444,229.13x = 96,426,000,420.91
  5. Step 5: Solve for x
    x = 96,426,000,420.91/444,229.13
  6. Step 6: Final answer
    x = 217,063.66

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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.