Home / 682,442.66-1,023,668.13-303,274.28

Finding the Fourth Proportional to 682,442.66, 1,023,668.13 and 303,274.28

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Solution

The fourth proportional to 682,442.66, 1,023,668.13 and 303,274.28 is: 454,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,442.66 : 1,023,668.13 = 303,274.28 : x
  2. Step 2: Convert to fraction form
    682,442.66/1,023,668.13 = 303,274.28/x
  3. Step 3: Cross multiply
    682,442.66x = 1,023,668.13 × 303,274.28
  4. Step 4: Simplify right side
    682,442.66x = 310,452,215,084.70
  5. Step 5: Solve for x
    x = 310,452,215,084.70/682,442.66
  6. Step 6: Final answer
    x = 454,913.26

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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.