Home / 727,999.20-1,091,998.80-462,934.80

Finding the Fourth Proportional to 727,999.20, 1,091,998.80 and 462,934.80

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Solution

The fourth proportional to 727,999.20, 1,091,998.80 and 462,934.80 is: 694,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,999.20 : 1,091,998.80 = 462,934.80 : x
  2. Step 2: Convert to fraction form
    727,999.20/1,091,998.80 = 462,934.80/x
  3. Step 3: Cross multiply
    727,999.20x = 1,091,998.80 × 462,934.80
  4. Step 4: Simplify right side
    727,999.20x = 505,524,246,078.24
  5. Step 5: Solve for x
    x = 505,524,246,078.24/727,999.20
  6. Step 6: Final answer
    x = 694,402.20

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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.