Home / 800,134.40-1,104,289.92-460,616.96

Finding the Fourth Proportional to 800,134.40, 1,104,289.92 and 460,616.96

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Solution

The fourth proportional to 800,134.40, 1,104,289.92 and 460,616.96 is: 635,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,134.40 : 1,104,289.92 = 460,616.96 : x
  2. Step 2: Convert to fraction form
    800,134.40/1,104,289.92 = 460,616.96/x
  3. Step 3: Cross multiply
    800,134.40x = 1,104,289.92 × 460,616.96
  4. Step 4: Simplify right side
    800,134.40x = 508,654,665,909.04
  5. Step 5: Solve for x
    x = 508,654,665,909.04/800,134.40
  6. Step 6: Final answer
    x = 635,711.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.