Home / 375,252.51-517,939.61-231,926.25

Finding the Fourth Proportional to 375,252.51, 517,939.61 and 231,926.25

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Solution

The fourth proportional to 375,252.51, 517,939.61 and 231,926.25 is: 320,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,252.51 : 517,939.61 = 231,926.25 : x
  2. Step 2: Convert to fraction form
    375,252.51/517,939.61 = 231,926.25/x
  3. Step 3: Cross multiply
    375,252.51x = 517,939.61 × 231,926.25
  4. Step 4: Simplify right side
    375,252.51x = 120,123,791,473.76
  5. Step 5: Solve for x
    x = 120,123,791,473.76/375,252.51
  6. Step 6: Final answer
    x = 320,114.56

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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.