Home / 267,988.25-401,456.81-155,432.00

Finding the Fourth Proportional to 267,988.25, 401,456.81 and 155,432.00

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Solution

The fourth proportional to 267,988.25, 401,456.81 and 155,432.00 is: 232,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,988.25 : 401,456.81 = 155,432.00 : x
  2. Step 2: Convert to fraction form
    267,988.25/401,456.81 = 155,432.00/x
  3. Step 3: Cross multiply
    267,988.25x = 401,456.81 × 155,432.00
  4. Step 4: Simplify right side
    267,988.25x = 62,399,236,284.14
  5. Step 5: Solve for x
    x = 62,399,236,284.14/267,988.25
  6. Step 6: Final answer
    x = 232,843.18

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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.