Home / 296,839.65-409,638.96-174,308.12

Finding the Fourth Proportional to 296,839.65, 409,638.96 and 174,308.12

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Solution

The fourth proportional to 296,839.65, 409,638.96 and 174,308.12 is: 240,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,839.65 : 409,638.96 = 174,308.12 : x
  2. Step 2: Convert to fraction form
    296,839.65/409,638.96 = 174,308.12/x
  3. Step 3: Cross multiply
    296,839.65x = 409,638.96 × 174,308.12
  4. Step 4: Simplify right side
    296,839.65x = 71,403,394,948.16
  5. Step 5: Solve for x
    x = 71,403,394,948.16/296,839.65
  6. Step 6: Final answer
    x = 240,545.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.