Home / 477,255.51-658,625.31-262,401.12

Finding the Fourth Proportional to 477,255.51, 658,625.31 and 262,401.12

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Solution

The fourth proportional to 477,255.51, 658,625.31 and 262,401.12 is: 362,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,255.51 : 658,625.31 = 262,401.12 : x
  2. Step 2: Convert to fraction form
    477,255.51/658,625.31 = 262,401.12/x
  3. Step 3: Cross multiply
    477,255.51x = 658,625.31 × 262,401.12
  4. Step 4: Simplify right side
    477,255.51x = 172,824,019,004.35
  5. Step 5: Solve for x
    x = 172,824,019,004.35/477,255.51
  6. Step 6: Final answer
    x = 362,120.53

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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.