Home / 945,120-1,418,097.60-495,733.44

Finding the Fourth Proportional to 945,120, 1,418,097.60 and 495,733.44

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Solution

The fourth proportional to 945,120, 1,418,097.60 and 495,733.44 is: 743,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,120 : 1,418,097.60 = 495,733.44 : x
  2. Step 2: Convert to fraction form
    945,120/1,418,097.60 = 495,733.44/x
  3. Step 3: Cross multiply
    945,120x = 1,418,097.60 × 495,733.44
  4. Step 4: Simplify right side
    945,120x = 702,998,401,503.74
  5. Step 5: Solve for x
    x = 702,998,401,503.74/945,120
  6. Step 6: Final answer
    x = 743,819.20

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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.