Home / 672,712.80-1,008,194.40-273,026.40

Finding the Fourth Proportional to 672,712.80, 1,008,194.40 and 273,026.40

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Solution

The fourth proportional to 672,712.80, 1,008,194.40 and 273,026.40 is: 409,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,712.80 : 1,008,194.40 = 273,026.40 : x
  2. Step 2: Convert to fraction form
    672,712.80/1,008,194.40 = 273,026.40/x
  3. Step 3: Cross multiply
    672,712.80x = 1,008,194.40 × 273,026.40
  4. Step 4: Simplify right side
    672,712.80x = 275,263,687,532.16
  5. Step 5: Solve for x
    x = 275,263,687,532.16/672,712.80
  6. Step 6: Final answer
    x = 409,184.55

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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.