Home / 269,215.10-403,822.65-231,817.40

Finding the Fourth Proportional to 269,215.10, 403,822.65 and 231,817.40

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Solution

The fourth proportional to 269,215.10, 403,822.65 and 231,817.40 is: 347,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,215.10 : 403,822.65 = 231,817.40 : x
  2. Step 2: Convert to fraction form
    269,215.10/403,822.65 = 231,817.40/x
  3. Step 3: Cross multiply
    269,215.10x = 403,822.65 × 231,817.40
  4. Step 4: Simplify right side
    269,215.10x = 93,613,116,784.11
  5. Step 5: Solve for x
    x = 93,613,116,784.11/269,215.10
  6. Step 6: Final answer
    x = 347,726.10

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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.