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Finding the Fourth Proportional to 341,472.22, 512,233.24 and 131,110.22

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Solution

The fourth proportional to 341,472.22, 512,233.24 and 131,110.22 is: 196,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,472.22 : 512,233.24 = 131,110.22 : x
  2. Step 2: Convert to fraction form
    341,472.22/512,233.24 = 131,110.22/x
  3. Step 3: Cross multiply
    341,472.22x = 512,233.24 × 131,110.22
  4. Step 4: Simplify right side
    341,472.22x = 67,159,012,787.71
  5. Step 5: Solve for x
    x = 67,159,012,787.71/341,472.22
  6. Step 6: Final answer
    x = 196,674.89

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1.5x scale

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.