Home / 351,188.46-484,637.85-198,228.60

Finding the Fourth Proportional to 351,188.46, 484,637.85 and 198,228.60

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Solution

The fourth proportional to 351,188.46, 484,637.85 and 198,228.60 is: 273,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,188.46 : 484,637.85 = 198,228.60 : x
  2. Step 2: Convert to fraction form
    351,188.46/484,637.85 = 198,228.60/x
  3. Step 3: Cross multiply
    351,188.46x = 484,637.85 × 198,228.60
  4. Step 4: Simplify right side
    351,188.46x = 96,069,082,512.51
  5. Step 5: Solve for x
    x = 96,069,082,512.51/351,188.46
  6. Step 6: Final answer
    x = 273,554.21

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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.