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Finding the Fourth Proportional to 299,964.48, 450,060.48 and 180,105.18

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Solution

The fourth proportional to 299,964.48, 450,060.48 and 180,105.18 is: 270,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,964.48 : 450,060.48 = 180,105.18 : x
  2. Step 2: Convert to fraction form
    299,964.48/450,060.48 = 180,105.18/x
  3. Step 3: Cross multiply
    299,964.48x = 450,060.48 × 180,105.18
  4. Step 4: Simplify right side
    299,964.48x = 81,058,223,761.29
  5. Step 5: Solve for x
    x = 81,058,223,761.29/299,964.48
  6. Step 6: Final answer
    x = 270,226.07

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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.