Home / 635,255.38-952,680.78-208,692.19

Finding the Fourth Proportional to 635,255.38, 952,680.78 and 208,692.19

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Solution

The fourth proportional to 635,255.38, 952,680.78 and 208,692.19 is: 312,971.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,255.38 : 952,680.78 = 208,692.19 : x
  2. Step 2: Convert to fraction form
    635,255.38/952,680.78 = 208,692.19/x
  3. Step 3: Cross multiply
    635,255.38x = 952,680.78 × 208,692.19
  4. Step 4: Simplify right side
    635,255.38x = 198,817,038,349.11
  5. Step 5: Solve for x
    x = 198,817,038,349.11/635,255.38
  6. Step 6: Final answer
    x = 312,971.83

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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.