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Finding the Fourth Proportional to 632,698.43, 873,175.55 and 360,851.49

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Solution

The fourth proportional to 632,698.43, 873,175.55 and 360,851.49 is: 498,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,698.43 : 873,175.55 = 360,851.49 : x
  2. Step 2: Convert to fraction form
    632,698.43/873,175.55 = 360,851.49/x
  3. Step 3: Cross multiply
    632,698.43x = 873,175.55 × 360,851.49
  4. Step 4: Simplify right side
    632,698.43x = 315,086,696,444.81
  5. Step 5: Solve for x
    x = 315,086,696,444.81/632,698.43
  6. Step 6: Final answer
    x = 498,004.55

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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.