Home / 912,202.83-1,367,724.69-800,108.15

Finding the Fourth Proportional to 912,202.83, 1,367,724.69 and 800,108.15

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Solution

The fourth proportional to 912,202.83, 1,367,724.69 and 800,108.15 is: 1,199,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,202.83 : 1,367,724.69 = 800,108.15 : x
  2. Step 2: Convert to fraction form
    912,202.83/1,367,724.69 = 800,108.15/x
  3. Step 3: Cross multiply
    912,202.83x = 1,367,724.69 × 800,108.15
  4. Step 4: Simplify right side
    912,202.83x = 1,094,327,664,586.60
  5. Step 5: Solve for x
    x = 1,094,327,664,586.60/912,202.83
  6. Step 6: Final answer
    x = 1,199,653.88

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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.