Home / 982,763.46-1,474,153.45-272,846.86

Finding the Fourth Proportional to 982,763.46, 1,474,153.45 and 272,846.86

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Solution

The fourth proportional to 982,763.46, 1,474,153.45 and 272,846.86 is: 409,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,763.46 : 1,474,153.45 = 272,846.86 : x
  2. Step 2: Convert to fraction form
    982,763.46/1,474,153.45 = 272,846.86/x
  3. Step 3: Cross multiply
    982,763.46x = 1,474,153.45 × 272,846.86
  4. Step 4: Simplify right side
    982,763.46x = 402,218,138,626.43
  5. Step 5: Solve for x
    x = 402,218,138,626.43/982,763.46
  6. Step 6: Final answer
    x = 409,272.58

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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.