Home / 727,725.20-1,091,587.80-462,004.70

Finding the Fourth Proportional to 727,725.20, 1,091,587.80 and 462,004.70

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Solution

The fourth proportional to 727,725.20, 1,091,587.80 and 462,004.70 is: 693,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,725.20 : 1,091,587.80 = 462,004.70 : x
  2. Step 2: Convert to fraction form
    727,725.20/1,091,587.80 = 462,004.70/x
  3. Step 3: Cross multiply
    727,725.20x = 1,091,587.80 × 462,004.70
  4. Step 4: Simplify right side
    727,725.20x = 504,318,694,062.66
  5. Step 5: Solve for x
    x = 504,318,694,062.66/727,725.20
  6. Step 6: Final answer
    x = 693,007.05

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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.