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Finding the Fourth Proportional to 635,550.86, 876,846.75 and 359,871

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Solution

The fourth proportional to 635,550.86, 876,846.75 and 359,871 is: 496,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,550.86 : 876,846.75 = 359,871 : x
  2. Step 2: Convert to fraction form
    635,550.86/876,846.75 = 359,871/x
  3. Step 3: Cross multiply
    635,550.86x = 876,846.75 × 359,871
  4. Step 4: Simplify right side
    635,550.86x = 315,551,716,769.25
  5. Step 5: Solve for x
    x = 315,551,716,769.25/635,550.86
  6. Step 6: Final answer
    x = 496,501.13

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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.