Home / 912,672.98-1,259,452.77-504,747.86

Finding the Fourth Proportional to 912,672.98, 1,259,452.77 and 504,747.86

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Solution

The fourth proportional to 912,672.98, 1,259,452.77 and 504,747.86 is: 696,532.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,672.98 : 1,259,452.77 = 504,747.86 : x
  2. Step 2: Convert to fraction form
    912,672.98/1,259,452.77 = 504,747.86/x
  3. Step 3: Cross multiply
    912,672.98x = 1,259,452.77 × 504,747.86
  4. Step 4: Simplify right side
    912,672.98x = 635,706,090,428.57
  5. Step 5: Solve for x
    x = 635,706,090,428.57/912,672.98
  6. Step 6: Final answer
    x = 696,532.17

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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.