Home / 351,152.34-484,596.48-198,221.10

Finding the Fourth Proportional to 351,152.34, 484,596.48 and 198,221.10

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Solution

The fourth proportional to 351,152.34, 484,596.48 and 198,221.10 is: 273,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,152.34 : 484,596.48 = 198,221.10 : x
  2. Step 2: Convert to fraction form
    351,152.34/484,596.48 = 198,221.10/x
  3. Step 3: Cross multiply
    351,152.34x = 484,596.48 × 198,221.10
  4. Step 4: Simplify right side
    351,152.34x = 96,057,247,321.73
  5. Step 5: Solve for x
    x = 96,057,247,321.73/351,152.34
  6. Step 6: Final answer
    x = 273,548.65

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1.5x scale

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.