Home / 267,630.36-401,513.04-188,898.36

Finding the Fourth Proportional to 267,630.36, 401,513.04 and 188,898.36

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Solution

The fourth proportional to 267,630.36, 401,513.04 and 188,898.36 is: 283,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,630.36 : 401,513.04 = 188,898.36 : x
  2. Step 2: Convert to fraction form
    267,630.36/401,513.04 = 188,898.36/x
  3. Step 3: Cross multiply
    267,630.36x = 401,513.04 × 188,898.36
  4. Step 4: Simplify right side
    267,630.36x = 75,845,154,774.61
  5. Step 5: Solve for x
    x = 75,845,154,774.61/267,630.36
  6. Step 6: Final answer
    x = 283,395.18

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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.