Home / 355,268.46-531,947.76-270,625.41

Finding the Fourth Proportional to 355,268.46, 531,947.76 and 270,625.41

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Solution

The fourth proportional to 355,268.46, 531,947.76 and 270,625.41 is: 405,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,268.46 : 531,947.76 = 270,625.41 : x
  2. Step 2: Convert to fraction form
    355,268.46/531,947.76 = 270,625.41/x
  3. Step 3: Cross multiply
    355,268.46x = 531,947.76 × 270,625.41
  4. Step 4: Simplify right side
    355,268.46x = 143,958,580,141.16
  5. Step 5: Solve for x
    x = 143,958,580,141.16/355,268.46
  6. Step 6: Final answer
    x = 405,210.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.