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Finding the Fourth Proportional to 269,200.80, 371,492.73 and 146,694.78

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Solution

The fourth proportional to 269,200.80, 371,492.73 and 146,694.78 is: 202,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,200.80 : 371,492.73 = 146,694.78 : x
  2. Step 2: Convert to fraction form
    269,200.80/371,492.73 = 146,694.78/x
  3. Step 3: Cross multiply
    269,200.80x = 371,492.73 × 146,694.78
  4. Step 4: Simplify right side
    269,200.80x = 54,496,044,298.95
  5. Step 5: Solve for x
    x = 54,496,044,298.95/269,200.80
  6. Step 6: Final answer
    x = 202,436.41

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1.5x scale

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.