Home / 363,968.38-502,235.15-210,974.95

Finding the Fourth Proportional to 363,968.38, 502,235.15 and 210,974.95

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Solution

The fourth proportional to 363,968.38, 502,235.15 and 210,974.95 is: 291,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,968.38 : 502,235.15 = 210,974.95 : x
  2. Step 2: Convert to fraction form
    363,968.38/502,235.15 = 210,974.95/x
  3. Step 3: Cross multiply
    363,968.38x = 502,235.15 × 210,974.95
  4. Step 4: Simplify right side
    363,968.38x = 105,959,035,232.41
  5. Step 5: Solve for x
    x = 105,959,035,232.41/363,968.38
  6. Step 6: Final answer
    x = 291,121.54

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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.