Home / 363,936.15-502,225.16-198,365.55

Finding the Fourth Proportional to 363,936.15, 502,225.16 and 198,365.55

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Solution

The fourth proportional to 363,936.15, 502,225.16 and 198,365.55 is: 273,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,936.15 : 502,225.16 = 198,365.55 : x
  2. Step 2: Convert to fraction form
    363,936.15/502,225.16 = 198,365.55/x
  3. Step 3: Cross multiply
    363,936.15x = 502,225.16 × 198,365.55
  4. Step 4: Simplify right side
    363,936.15x = 99,624,170,087.24
  5. Step 5: Solve for x
    x = 99,624,170,087.24/363,936.15
  6. Step 6: Final answer
    x = 273,740.79

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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.