Home / 316,134.08-436,691.04-252,923.84

Finding the Fourth Proportional to 316,134.08, 436,691.04 and 252,923.84

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Solution

The fourth proportional to 316,134.08, 436,691.04 and 252,923.84 is: 349,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,134.08 : 436,691.04 = 252,923.84 : x
  2. Step 2: Convert to fraction form
    316,134.08/436,691.04 = 252,923.84/x
  3. Step 3: Cross multiply
    316,134.08x = 436,691.04 × 252,923.84
  4. Step 4: Simplify right side
    316,134.08x = 110,449,574,730.39
  5. Step 5: Solve for x
    x = 110,449,574,730.39/316,134.08
  6. Step 6: Final answer
    x = 349,375.73

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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.