Home / 951,219.92-1,426,813.41-320,133.72

Finding the Fourth Proportional to 951,219.92, 1,426,813.41 and 320,133.72

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Solution

The fourth proportional to 951,219.92, 1,426,813.41 and 320,133.72 is: 480,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,219.92 : 1,426,813.41 = 320,133.72 : x
  2. Step 2: Convert to fraction form
    951,219.92/1,426,813.41 = 320,133.72/x
  3. Step 3: Cross multiply
    951,219.92x = 1,426,813.41 × 320,133.72
  4. Step 4: Simplify right side
    951,219.92x = 456,771,084,689.19
  5. Step 5: Solve for x
    x = 456,771,084,689.19/951,219.92
  6. Step 6: Final answer
    x = 480,195.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.