Home / 456,288.58-629,682.42-252,328.96

Finding the Fourth Proportional to 456,288.58, 629,682.42 and 252,328.96

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Solution

The fourth proportional to 456,288.58, 629,682.42 and 252,328.96 is: 348,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,288.58 : 629,682.42 = 252,328.96 : x
  2. Step 2: Convert to fraction form
    456,288.58/629,682.42 = 252,328.96/x
  3. Step 3: Cross multiply
    456,288.58x = 629,682.42 × 252,328.96
  4. Step 4: Simplify right side
    456,288.58x = 158,887,110,168.88
  5. Step 5: Solve for x
    x = 158,887,110,168.88/456,288.58
  6. Step 6: Final answer
    x = 348,216.28

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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.