Home / 362,182.21-543,284.75-172,663.27

Finding the Fourth Proportional to 362,182.21, 543,284.75 and 172,663.27

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Solution

The fourth proportional to 362,182.21, 543,284.75 and 172,663.27 is: 259,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,182.21 : 543,284.75 = 172,663.27 : x
  2. Step 2: Convert to fraction form
    362,182.21/543,284.75 = 172,663.27/x
  3. Step 3: Cross multiply
    362,182.21x = 543,284.75 × 172,663.27
  4. Step 4: Simplify right side
    362,182.21x = 93,805,320,549.58
  5. Step 5: Solve for x
    x = 93,805,320,549.58/362,182.21
  6. Step 6: Final answer
    x = 259,000.36

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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.