Home / 676,988.78-1,015,550.58-250,638.59

Finding the Fourth Proportional to 676,988.78, 1,015,550.58 and 250,638.59

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Solution

The fourth proportional to 676,988.78, 1,015,550.58 and 250,638.59 is: 375,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,988.78 : 1,015,550.58 = 250,638.59 : x
  2. Step 2: Convert to fraction form
    676,988.78/1,015,550.58 = 250,638.59/x
  3. Step 3: Cross multiply
    676,988.78x = 1,015,550.58 × 250,638.59
  4. Step 4: Simplify right side
    676,988.78x = 254,536,160,367.13
  5. Step 5: Solve for x
    x = 254,536,160,367.13/676,988.78
  6. Step 6: Final answer
    x = 375,982.84

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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.