Home / 412,935.14-569,893.65-231,696.02

Finding the Fourth Proportional to 412,935.14, 569,893.65 and 231,696.02

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Solution

The fourth proportional to 412,935.14, 569,893.65 and 231,696.02 is: 319,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,935.14 : 569,893.65 = 231,696.02 : x
  2. Step 2: Convert to fraction form
    412,935.14/569,893.65 = 231,696.02/x
  3. Step 3: Cross multiply
    412,935.14x = 569,893.65 × 231,696.02
  4. Step 4: Simplify right side
    412,935.14x = 132,042,090,528.27
  5. Step 5: Solve for x
    x = 132,042,090,528.27/412,935.14
  6. Step 6: Final answer
    x = 319,764.72

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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.