Home / 310,434.05-465,261.70-132,732.47

Finding the Fourth Proportional to 310,434.05, 465,261.70 and 132,732.47

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Solution

The fourth proportional to 310,434.05, 465,261.70 and 132,732.47 is: 198,932.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,434.05 : 465,261.70 = 132,732.47 : x
  2. Step 2: Convert to fraction form
    310,434.05/465,261.70 = 132,732.47/x
  3. Step 3: Cross multiply
    310,434.05x = 465,261.70 × 132,732.47
  4. Step 4: Simplify right side
    310,434.05x = 61,755,334,637.40
  5. Step 5: Solve for x
    x = 61,755,334,637.40/310,434.05
  6. Step 6: Final answer
    x = 198,932.22

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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.