Home / 459,028.80-633,447.06-255,074.46

Finding the Fourth Proportional to 459,028.80, 633,447.06 and 255,074.46

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Solution

The fourth proportional to 459,028.80, 633,447.06 and 255,074.46 is: 351,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,028.80 : 633,447.06 = 255,074.46 : x
  2. Step 2: Convert to fraction form
    459,028.80/633,447.06 = 255,074.46/x
  3. Step 3: Cross multiply
    459,028.80x = 633,447.06 × 255,074.46
  4. Step 4: Simplify right side
    459,028.80x = 161,576,166,768.09
  5. Step 5: Solve for x
    x = 161,576,166,768.09/459,028.80
  6. Step 6: Final answer
    x = 351,995.71

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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.