Home / 477,103.69-658,388.41-262,243.09

Finding the Fourth Proportional to 477,103.69, 658,388.41 and 262,243.09

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Solution

The fourth proportional to 477,103.69, 658,388.41 and 262,243.09 is: 361,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,103.69 : 658,388.41 = 262,243.09 : x
  2. Step 2: Convert to fraction form
    477,103.69/658,388.41 = 262,243.09/x
  3. Step 3: Cross multiply
    477,103.69x = 658,388.41 × 262,243.09
  4. Step 4: Simplify right side
    477,103.69x = 172,657,811,058.59
  5. Step 5: Solve for x
    x = 172,657,811,058.59/477,103.69
  6. Step 6: Final answer
    x = 361,887.39

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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.