Home / 982,964.32-1,474,445.22-309,104.80

Finding the Fourth Proportional to 982,964.32, 1,474,445.22 and 309,104.80

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Solution

The fourth proportional to 982,964.32, 1,474,445.22 and 309,104.80 is: 463,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,964.32 : 1,474,445.22 = 309,104.80 : x
  2. Step 2: Convert to fraction form
    982,964.32/1,474,445.22 = 309,104.80/x
  3. Step 3: Cross multiply
    982,964.32x = 1,474,445.22 × 309,104.80
  4. Step 4: Simplify right side
    982,964.32x = 455,758,094,839.06
  5. Step 5: Solve for x
    x = 455,758,094,839.06/982,964.32
  6. Step 6: Final answer
    x = 463,656.80

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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.