Home / 635,144.86-876,467.10-377,032.60

Finding the Fourth Proportional to 635,144.86, 876,467.10 and 377,032.60

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Solution

The fourth proportional to 635,144.86, 876,467.10 and 377,032.60 is: 520,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,144.86 : 876,467.10 = 377,032.60 : x
  2. Step 2: Convert to fraction form
    635,144.86/876,467.10 = 377,032.60/x
  3. Step 3: Cross multiply
    635,144.86x = 876,467.10 × 377,032.60
  4. Step 4: Simplify right side
    635,144.86x = 330,456,669,527.46
  5. Step 5: Solve for x
    x = 330,456,669,527.46/635,144.86
  6. Step 6: Final answer
    x = 520,285.51

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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.