Home / 325,746.72-449,750.16-203,425.92

Finding the Fourth Proportional to 325,746.72, 449,750.16 and 203,425.92

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Solution

The fourth proportional to 325,746.72, 449,750.16 and 203,425.92 is: 280,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,746.72 : 449,750.16 = 203,425.92 : x
  2. Step 2: Convert to fraction form
    325,746.72/449,750.16 = 203,425.92/x
  3. Step 3: Cross multiply
    325,746.72x = 449,750.16 × 203,425.92
  4. Step 4: Simplify right side
    325,746.72x = 91,490,840,068.15
  5. Step 5: Solve for x
    x = 91,490,840,068.15/325,746.72
  6. Step 6: Final answer
    x = 280,864.96

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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.