Home / 375,764.22-518,610.02-237,955.72

Finding the Fourth Proportional to 375,764.22, 518,610.02 and 237,955.72

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Solution

The fourth proportional to 375,764.22, 518,610.02 and 237,955.72 is: 328,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,764.22 : 518,610.02 = 237,955.72 : x
  2. Step 2: Convert to fraction form
    375,764.22/518,610.02 = 237,955.72/x
  3. Step 3: Cross multiply
    375,764.22x = 518,610.02 × 237,955.72
  4. Step 4: Simplify right side
    375,764.22x = 123,406,220,708.31
  5. Step 5: Solve for x
    x = 123,406,220,708.31/375,764.22
  6. Step 6: Final answer
    x = 328,413.97

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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.