Home / 456,244.56-629,621.57-252,309.21

Finding the Fourth Proportional to 456,244.56, 629,621.57 and 252,309.21

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Solution

The fourth proportional to 456,244.56, 629,621.57 and 252,309.21 is: 348,188.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,244.56 : 629,621.57 = 252,309.21 : x
  2. Step 2: Convert to fraction form
    456,244.56/629,621.57 = 252,309.21/x
  3. Step 3: Cross multiply
    456,244.56x = 629,621.57 × 252,309.21
  4. Step 4: Simplify right side
    456,244.56x = 158,859,320,925.66
  5. Step 5: Solve for x
    x = 158,859,320,925.66/456,244.56
  6. Step 6: Final answer
    x = 348,188.96

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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.