Home / 375,444.27-518,131.76-232,278.75

Finding the Fourth Proportional to 375,444.27, 518,131.76 and 232,278.75

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Solution

The fourth proportional to 375,444.27, 518,131.76 and 232,278.75 is: 320,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,444.27 : 518,131.76 = 232,278.75 : x
  2. Step 2: Convert to fraction form
    375,444.27/518,131.76 = 232,278.75/x
  3. Step 3: Cross multiply
    375,444.27x = 518,131.76 × 232,278.75
  4. Step 4: Simplify right side
    375,444.27x = 120,350,996,386.71
  5. Step 5: Solve for x
    x = 120,350,996,386.71/375,444.27
  6. Step 6: Final answer
    x = 320,556.22

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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.