Home / 912,487.62-1,259,241.06-504,616.91

Finding the Fourth Proportional to 912,487.62, 1,259,241.06 and 504,616.91

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Solution

The fourth proportional to 912,487.62, 1,259,241.06 and 504,616.91 is: 696,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,487.62 : 1,259,241.06 = 504,616.91 : x
  2. Step 2: Convert to fraction form
    912,487.62/1,259,241.06 = 504,616.91/x
  3. Step 3: Cross multiply
    912,487.62x = 1,259,241.06 × 504,616.91
  4. Step 4: Simplify right side
    912,487.62x = 635,434,332,642.33
  5. Step 5: Solve for x
    x = 635,434,332,642.33/912,487.62
  6. Step 6: Final answer
    x = 696,375.84

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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.