Home / 912,487.12-1,259,240.37-504,616.41

Finding the Fourth Proportional to 912,487.12, 1,259,240.37 and 504,616.41

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Solution

The fourth proportional to 912,487.12, 1,259,240.37 and 504,616.41 is: 696,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,487.12 : 1,259,240.37 = 504,616.41 : x
  2. Step 2: Convert to fraction form
    912,487.12/1,259,240.37 = 504,616.41/x
  3. Step 3: Cross multiply
    912,487.12x = 1,259,240.37 × 504,616.41
  4. Step 4: Simplify right side
    912,487.12x = 635,433,354,836.47
  5. Step 5: Solve for x
    x = 635,433,354,836.47/912,487.12
  6. Step 6: Final answer
    x = 696,375.15

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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.