Home / 887,054.20-1,330,581.30-550,474.90

Finding the Fourth Proportional to 887,054.20, 1,330,581.30 and 550,474.90

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Solution

The fourth proportional to 887,054.20, 1,330,581.30 and 550,474.90 is: 825,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,054.20 : 1,330,581.30 = 550,474.90 : x
  2. Step 2: Convert to fraction form
    887,054.20/1,330,581.30 = 550,474.90/x
  3. Step 3: Cross multiply
    887,054.20x = 1,330,581.30 × 550,474.90
  4. Step 4: Simplify right side
    887,054.20x = 732,451,608,059.37
  5. Step 5: Solve for x
    x = 732,451,608,059.37/887,054.20
  6. Step 6: Final answer
    x = 825,712.35

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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.