Home / 296,348.16-408,960.45-160,382.10

Finding the Fourth Proportional to 296,348.16, 408,960.45 and 160,382.10

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Solution

The fourth proportional to 296,348.16, 408,960.45 and 160,382.10 is: 221,327.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,348.16 : 408,960.45 = 160,382.10 : x
  2. Step 2: Convert to fraction form
    296,348.16/408,960.45 = 160,382.10/x
  3. Step 3: Cross multiply
    296,348.16x = 408,960.45 × 160,382.10
  4. Step 4: Simplify right side
    296,348.16x = 65,589,935,787.95
  5. Step 5: Solve for x
    x = 65,589,935,787.95/296,348.16
  6. Step 6: Final answer
    x = 221,327.29

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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.