Home / 456,331.08-629,741.07-252,371.46

Finding the Fourth Proportional to 456,331.08, 629,741.07 and 252,371.46

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Solution

The fourth proportional to 456,331.08, 629,741.07 and 252,371.46 is: 348,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,331.08 : 629,741.07 = 252,371.46 : x
  2. Step 2: Convert to fraction form
    456,331.08/629,741.07 = 252,371.46/x
  3. Step 3: Cross multiply
    456,331.08x = 629,741.07 × 252,371.46
  4. Step 4: Simplify right side
    456,331.08x = 158,928,673,257.86
  5. Step 5: Solve for x
    x = 158,928,673,257.86/456,331.08
  6. Step 6: Final answer
    x = 348,274.93

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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.