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Finding the Fourth Proportional to 267,646.92, 401,969.43 and 235,637.34

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Solution

The fourth proportional to 267,646.92, 401,969.43 and 235,637.34 is: 353,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,646.92 : 401,969.43 = 235,637.34 : x
  2. Step 2: Convert to fraction form
    267,646.92/401,969.43 = 235,637.34/x
  3. Step 3: Cross multiply
    267,646.92x = 401,969.43 × 235,637.34
  4. Step 4: Simplify right side
    267,646.92x = 94,719,007,246.52
  5. Step 5: Solve for x
    x = 94,719,007,246.52/267,646.92
  6. Step 6: Final answer
    x = 353,895.38

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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.