Home / 296,437.24-409,081.89-160,471.45

Finding the Fourth Proportional to 296,437.24, 409,081.89 and 160,471.45

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Solution

The fourth proportional to 296,437.24, 409,081.89 and 160,471.45 is: 221,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,437.24 : 409,081.89 = 160,471.45 : x
  2. Step 2: Convert to fraction form
    296,437.24/409,081.89 = 160,471.45/x
  3. Step 3: Cross multiply
    296,437.24x = 409,081.89 × 160,471.45
  4. Step 4: Simplify right side
    296,437.24x = 65,645,964,057.04
  5. Step 5: Solve for x
    x = 65,645,964,057.04/296,437.24
  6. Step 6: Final answer
    x = 221,449.79

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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.