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Finding the Fourth Proportional to 635,209.43, 876,590.51 and 348,747.96

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Solution

The fourth proportional to 635,209.43, 876,590.51 and 348,747.96 is: 481,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,209.43 : 876,590.51 = 348,747.96 : x
  2. Step 2: Convert to fraction form
    635,209.43/876,590.51 = 348,747.96/x
  3. Step 3: Cross multiply
    635,209.43x = 876,590.51 × 348,747.96
  4. Step 4: Simplify right side
    635,209.43x = 305,709,152,117.86
  5. Step 5: Solve for x
    x = 305,709,152,117.86/635,209.43
  6. Step 6: Final answer
    x = 481,273.01

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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.