Home / 888,022.30-1,330,502.55-413,734.90

Finding the Fourth Proportional to 888,022.30, 1,330,502.55 and 413,734.90

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Solution

The fourth proportional to 888,022.30, 1,330,502.55 and 413,734.90 is: 619,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,022.30 : 1,330,502.55 = 413,734.90 : x
  2. Step 2: Convert to fraction form
    888,022.30/1,330,502.55 = 413,734.90/x
  3. Step 3: Cross multiply
    888,022.30x = 1,330,502.55 × 413,734.90
  4. Step 4: Simplify right side
    888,022.30x = 550,475,339,474.00
  5. Step 5: Solve for x
    x = 550,475,339,474.00/888,022.30
  6. Step 6: Final answer
    x = 619,889.09

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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.