Home / 296,631.50-409,348.20-160,662.06

Finding the Fourth Proportional to 296,631.50, 409,348.20 and 160,662.06

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Solution

The fourth proportional to 296,631.50, 409,348.20 and 160,662.06 is: 221,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,631.50 : 409,348.20 = 160,662.06 : x
  2. Step 2: Convert to fraction form
    296,631.50/409,348.20 = 160,662.06/x
  3. Step 3: Cross multiply
    296,631.50x = 409,348.20 × 160,662.06
  4. Step 4: Simplify right side
    296,631.50x = 65,766,725,069.29
  5. Step 5: Solve for x
    x = 65,766,725,069.29/296,631.50
  6. Step 6: Final answer
    x = 221,711.87

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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.