Home / 348,222.11-522,945.52-343,235.75

Finding the Fourth Proportional to 348,222.11, 522,945.52 and 343,235.75

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Solution

The fourth proportional to 348,222.11, 522,945.52 and 343,235.75 is: 515,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,222.11 : 522,945.52 = 343,235.75 : x
  2. Step 2: Convert to fraction form
    348,222.11/522,945.52 = 343,235.75/x
  3. Step 3: Cross multiply
    348,222.11x = 522,945.52 × 343,235.75
  4. Step 4: Simplify right side
    348,222.11x = 179,493,594,293.52
  5. Step 5: Solve for x
    x = 179,493,594,293.52/348,222.11
  6. Step 6: Final answer
    x = 515,457.21

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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.