Home / 951,284.20-1,427,145.18-320,181.16

Finding the Fourth Proportional to 951,284.20, 1,427,145.18 and 320,181.16

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Solution

The fourth proportional to 951,284.20, 1,427,145.18 and 320,181.16 is: 480,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,284.20 : 1,427,145.18 = 320,181.16 : x
  2. Step 2: Convert to fraction form
    951,284.20/1,427,145.18 = 320,181.16/x
  3. Step 3: Cross multiply
    951,284.20x = 1,427,145.18 × 320,181.16
  4. Step 4: Simplify right side
    951,284.20x = 456,944,999,220.81
  5. Step 5: Solve for x
    x = 456,944,999,220.81/951,284.20
  6. Step 6: Final answer
    x = 480,345.41

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1.5x scale

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.