Home / 477,110.31-658,403.37-262,245.78

Finding the Fourth Proportional to 477,110.31, 658,403.37 and 262,245.78

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Solution

The fourth proportional to 477,110.31, 658,403.37 and 262,245.78 is: 361,894.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,110.31 : 658,403.37 = 262,245.78 : x
  2. Step 2: Convert to fraction form
    477,110.31/658,403.37 = 262,245.78/x
  3. Step 3: Cross multiply
    477,110.31x = 658,403.37 × 262,245.78
  4. Step 4: Simplify right side
    477,110.31x = 172,663,505,320.28
  5. Step 5: Solve for x
    x = 172,663,505,320.28/477,110.31
  6. Step 6: Final answer
    x = 361,894.31

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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.