Home / 339,664.52-468,758.04-282,977.48

Finding the Fourth Proportional to 339,664.52, 468,758.04 and 282,977.48

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Solution

The fourth proportional to 339,664.52, 468,758.04 and 282,977.48 is: 390,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,664.52 : 468,758.04 = 282,977.48 : x
  2. Step 2: Convert to fraction form
    339,664.52/468,758.04 = 282,977.48/x
  3. Step 3: Cross multiply
    339,664.52x = 468,758.04 × 282,977.48
  4. Step 4: Simplify right side
    339,664.52x = 132,647,968,999.67
  5. Step 5: Solve for x
    x = 132,647,968,999.67/339,664.52
  6. Step 6: Final answer
    x = 390,526.42

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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.