Home / 477,108.64-658,396.56-262,249.12

Finding the Fourth Proportional to 477,108.64, 658,396.56 and 262,249.12

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Solution

The fourth proportional to 477,108.64, 658,396.56 and 262,249.12 is: 361,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,108.64 : 658,396.56 = 262,249.12 : x
  2. Step 2: Convert to fraction form
    477,108.64/658,396.56 = 262,249.12/x
  3. Step 3: Cross multiply
    477,108.64x = 658,396.56 × 262,249.12
  4. Step 4: Simplify right side
    477,108.64x = 172,663,918,471.03
  5. Step 5: Solve for x
    x = 172,663,918,471.03/477,108.64
  6. Step 6: Final answer
    x = 361,896.44

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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.