Home / 822,449.94-1,233,691.83-253,831.42

Finding the Fourth Proportional to 822,449.94, 1,233,691.83 and 253,831.42

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Solution

The fourth proportional to 822,449.94, 1,233,691.83 and 253,831.42 is: 380,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,449.94 : 1,233,691.83 = 253,831.42 : x
  2. Step 2: Convert to fraction form
    822,449.94/1,233,691.83 = 253,831.42/x
  3. Step 3: Cross multiply
    822,449.94x = 1,233,691.83 × 253,831.42
  4. Step 4: Simplify right side
    822,449.94x = 313,149,749,522.55
  5. Step 5: Solve for x
    x = 313,149,749,522.55/822,449.94
  6. Step 6: Final answer
    x = 380,752.35

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1.5x scale

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.