Home / 456,119.29-629,426.05-252,157.24

Finding the Fourth Proportional to 456,119.29, 629,426.05 and 252,157.24

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Solution

The fourth proportional to 456,119.29, 629,426.05 and 252,157.24 is: 347,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,119.29 : 629,426.05 = 252,157.24 : x
  2. Step 2: Convert to fraction form
    456,119.29/629,426.05 = 252,157.24/x
  3. Step 3: Cross multiply
    456,119.29x = 629,426.05 × 252,157.24
  4. Step 4: Simplify right side
    456,119.29x = 158,714,335,552.10
  5. Step 5: Solve for x
    x = 158,714,335,552.10/456,119.29
  6. Step 6: Final answer
    x = 347,966.73

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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.