Home / 951,288.48-1,427,080.32-320,153.04

Finding the Fourth Proportional to 951,288.48, 1,427,080.32 and 320,153.04

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Solution

The fourth proportional to 951,288.48, 1,427,080.32 and 320,153.04 is: 480,279.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,288.48 : 1,427,080.32 = 320,153.04 : x
  2. Step 2: Convert to fraction form
    951,288.48/1,427,080.32 = 320,153.04/x
  3. Step 3: Cross multiply
    951,288.48x = 1,427,080.32 × 320,153.04
  4. Step 4: Simplify right side
    951,288.48x = 456,884,102,772.17
  5. Step 5: Solve for x
    x = 456,884,102,772.17/951,288.48
  6. Step 6: Final answer
    x = 480,279.23

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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.