Home / 456,189.04-629,529.72-252,234.78

Finding the Fourth Proportional to 456,189.04, 629,529.72 and 252,234.78

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Solution

The fourth proportional to 456,189.04, 629,529.72 and 252,234.78 is: 348,077.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,189.04 : 629,529.72 = 252,234.78 : x
  2. Step 2: Convert to fraction form
    456,189.04/629,529.72 = 252,234.78/x
  3. Step 3: Cross multiply
    456,189.04x = 629,529.72 × 252,234.78
  4. Step 4: Simplify right side
    456,189.04x = 158,789,290,427.66
  5. Step 5: Solve for x
    x = 158,789,290,427.66/456,189.04
  6. Step 6: Final answer
    x = 348,077.83

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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.