Home / 351,267.30-484,629.48-198,287.46

Finding the Fourth Proportional to 351,267.30, 484,629.48 and 198,287.46

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Solution

The fourth proportional to 351,267.30, 484,629.48 and 198,287.46 is: 273,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,267.30 : 484,629.48 = 198,287.46 : x
  2. Step 2: Convert to fraction form
    351,267.30/484,629.48 = 198,287.46/x
  3. Step 3: Cross multiply
    351,267.30x = 484,629.48 × 198,287.46
  4. Step 4: Simplify right side
    351,267.30x = 96,095,948,630.32
  5. Step 5: Solve for x
    x = 96,095,948,630.32/351,267.30
  6. Step 6: Final answer
    x = 273,569.30

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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.