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Finding the Fourth Proportional to 456,260.54, 629,614.41 and 252,299.66

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Solution

The fourth proportional to 456,260.54, 629,614.41 and 252,299.66 is: 348,159.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,260.54 : 629,614.41 = 252,299.66 : x
  2. Step 2: Convert to fraction form
    456,260.54/629,614.41 = 252,299.66/x
  3. Step 3: Cross multiply
    456,260.54x = 629,614.41 × 252,299.66
  4. Step 4: Simplify right side
    456,260.54x = 158,851,501,574.10
  5. Step 5: Solve for x
    x = 158,851,501,574.10/456,260.54
  6. Step 6: Final answer
    x = 348,159.63

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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.