Home / 727,724.20-1,091,586.30-462,003.70

Finding the Fourth Proportional to 727,724.20, 1,091,586.30 and 462,003.70

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Solution

The fourth proportional to 727,724.20, 1,091,586.30 and 462,003.70 is: 693,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,724.20 : 1,091,586.30 = 462,003.70 : x
  2. Step 2: Convert to fraction form
    727,724.20/1,091,586.30 = 462,003.70/x
  3. Step 3: Cross multiply
    727,724.20x = 1,091,586.30 × 462,003.70
  4. Step 4: Simplify right side
    727,724.20x = 504,316,909,469.31
  5. Step 5: Solve for x
    x = 504,316,909,469.31/727,724.20
  6. Step 6: Final answer
    x = 693,005.55

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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.