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Finding the Fourth Proportional to 254,477.70, 381,716.55 and 232,704.90

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Solution

The fourth proportional to 254,477.70, 381,716.55 and 232,704.90 is: 349,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,477.70 : 381,716.55 = 232,704.90 : x
  2. Step 2: Convert to fraction form
    254,477.70/381,716.55 = 232,704.90/x
  3. Step 3: Cross multiply
    254,477.70x = 381,716.55 × 232,704.90
  4. Step 4: Simplify right side
    254,477.70x = 88,827,311,596.10
  5. Step 5: Solve for x
    x = 88,827,311,596.10/254,477.70
  6. Step 6: Final answer
    x = 349,057.35

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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.