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Finding the Fourth Proportional to 296,517.60, 409,193.60 and 160,551.60

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Solution

The fourth proportional to 296,517.60, 409,193.60 and 160,551.60 is: 221,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,517.60 : 409,193.60 = 160,551.60 : x
  2. Step 2: Convert to fraction form
    296,517.60/409,193.60 = 160,551.60/x
  3. Step 3: Cross multiply
    296,517.60x = 409,193.60 × 160,551.60
  4. Step 4: Simplify right side
    296,517.60x = 65,696,687,189.76
  5. Step 5: Solve for x
    x = 65,696,687,189.76/296,517.60
  6. Step 6: Final answer
    x = 221,560.84

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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.