Home / 296,946.29-409,689.47-167,872.25

Finding the Fourth Proportional to 296,946.29, 409,689.47 and 167,872.25

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Solution

The fourth proportional to 296,946.29, 409,689.47 and 167,872.25 is: 231,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,946.29 : 409,689.47 = 167,872.25 : x
  2. Step 2: Convert to fraction form
    296,946.29/409,689.47 = 167,872.25/x
  3. Step 3: Cross multiply
    296,946.29x = 409,689.47 × 167,872.25
  4. Step 4: Simplify right side
    296,946.29x = 68,775,490,242.40
  5. Step 5: Solve for x
    x = 68,775,490,242.40/296,946.29
  6. Step 6: Final answer
    x = 231,609.20

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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.