Home / 330,256.40-455,736.84-179,353.04

Finding the Fourth Proportional to 330,256.40, 455,736.84 and 179,353.04

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Solution

The fourth proportional to 330,256.40, 455,736.84 and 179,353.04 is: 247,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,256.40 : 455,736.84 = 179,353.04 : x
  2. Step 2: Convert to fraction form
    330,256.40/455,736.84 = 179,353.04/x
  3. Step 3: Cross multiply
    330,256.40x = 455,736.84 × 179,353.04
  4. Step 4: Simplify right side
    330,256.40x = 81,737,787,693.99
  5. Step 5: Solve for x
    x = 81,737,787,693.99/330,256.40
  6. Step 6: Final answer
    x = 247,497.97

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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.