Home / 349,318.24-482,030.40-206,084.32

Finding the Fourth Proportional to 349,318.24, 482,030.40 and 206,084.32

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Solution

The fourth proportional to 349,318.24, 482,030.40 and 206,084.32 is: 284,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,318.24 : 482,030.40 = 206,084.32 : x
  2. Step 2: Convert to fraction form
    349,318.24/482,030.40 = 206,084.32/x
  3. Step 3: Cross multiply
    349,318.24x = 482,030.40 × 206,084.32
  4. Step 4: Simplify right side
    349,318.24x = 99,338,907,203.33
  5. Step 5: Solve for x
    x = 99,338,907,203.33/349,318.24
  6. Step 6: Final answer
    x = 284,379.39

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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.