Home / 442,889.25-611,220.02-251,964.15

Finding the Fourth Proportional to 442,889.25, 611,220.02 and 251,964.15

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Solution

The fourth proportional to 442,889.25, 611,220.02 and 251,964.15 is: 347,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,889.25 : 611,220.02 = 251,964.15 : x
  2. Step 2: Convert to fraction form
    442,889.25/611,220.02 = 251,964.15/x
  3. Step 3: Cross multiply
    442,889.25x = 611,220.02 × 251,964.15
  4. Step 4: Simplify right side
    442,889.25x = 154,005,531,542.46
  5. Step 5: Solve for x
    x = 154,005,531,542.46/442,889.25
  6. Step 6: Final answer
    x = 347,729.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.