Home / 887,416.44-1,330,784.46-698,249.04

Finding the Fourth Proportional to 887,416.44, 1,330,784.46 and 698,249.04

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Solution

The fourth proportional to 887,416.44, 1,330,784.46 and 698,249.04 is: 1,047,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,416.44 : 1,330,784.46 = 698,249.04 : x
  2. Step 2: Convert to fraction form
    887,416.44/1,330,784.46 = 698,249.04/x
  3. Step 3: Cross multiply
    887,416.44x = 1,330,784.46 × 698,249.04
  4. Step 4: Simplify right side
    887,416.44x = 929,218,971,641.92
  5. Step 5: Solve for x
    x = 929,218,971,641.92/887,416.44
  6. Step 6: Final answer
    x = 1,047,105.88

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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.