Home / 459,028.80-633,447.03-255,074.43

Finding the Fourth Proportional to 459,028.80, 633,447.03 and 255,074.43

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Solution

The fourth proportional to 459,028.80, 633,447.03 and 255,074.43 is: 351,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,028.80 : 633,447.03 = 255,074.43 : x
  2. Step 2: Convert to fraction form
    459,028.80/633,447.03 = 255,074.43/x
  3. Step 3: Cross multiply
    459,028.80x = 633,447.03 × 255,074.43
  4. Step 4: Simplify right side
    459,028.80x = 161,576,140,112.44
  5. Step 5: Solve for x
    x = 161,576,140,112.44/459,028.80
  6. Step 6: Final answer
    x = 351,995.65

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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.