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Finding the Fourth Proportional to 303,482.86, 455,273.74 and 113,957.90

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Solution

The fourth proportional to 303,482.86, 455,273.74 and 113,957.90 is: 170,955.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,482.86 : 455,273.74 = 113,957.90 : x
  2. Step 2: Convert to fraction form
    303,482.86/455,273.74 = 113,957.90/x
  3. Step 3: Cross multiply
    303,482.86x = 455,273.74 × 113,957.90
  4. Step 4: Simplify right side
    303,482.86x = 51,882,039,335.55
  5. Step 5: Solve for x
    x = 51,882,039,335.55/303,482.86
  6. Step 6: Final answer
    x = 170,955.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.