Home / 888,132.30-1,330,667.55-413,844.90

Finding the Fourth Proportional to 888,132.30, 1,330,667.55 and 413,844.90

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Solution

The fourth proportional to 888,132.30, 1,330,667.55 and 413,844.90 is: 620,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,132.30 : 1,330,667.55 = 413,844.90 : x
  2. Step 2: Convert to fraction form
    888,132.30/1,330,667.55 = 413,844.90/x
  3. Step 3: Cross multiply
    888,132.30x = 1,330,667.55 × 413,844.90
  4. Step 4: Simplify right side
    888,132.30x = 550,689,979,163.00
  5. Step 5: Solve for x
    x = 550,689,979,163.00/888,132.30
  6. Step 6: Final answer
    x = 620,053.99

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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.