Home / 296,628.62-409,346.46-160,662.15

Finding the Fourth Proportional to 296,628.62, 409,346.46 and 160,662.15

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Solution

The fourth proportional to 296,628.62, 409,346.46 and 160,662.15 is: 221,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,628.62 : 409,346.46 = 160,662.15 : x
  2. Step 2: Convert to fraction form
    296,628.62/409,346.46 = 160,662.15/x
  3. Step 3: Cross multiply
    296,628.62x = 409,346.46 × 160,662.15
  4. Step 4: Simplify right side
    296,628.62x = 65,766,482,358.49
  5. Step 5: Solve for x
    x = 65,766,482,358.49/296,628.62
  6. Step 6: Final answer
    x = 221,713.21

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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.