Home / 477,107.31-658,399.24-262,242.77

Finding the Fourth Proportional to 477,107.31, 658,399.24 and 262,242.77

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Solution

The fourth proportional to 477,107.31, 658,399.24 and 262,242.77 is: 361,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,107.31 : 658,399.24 = 262,242.77 : x
  2. Step 2: Convert to fraction form
    477,107.31/658,399.24 = 262,242.77/x
  3. Step 3: Cross multiply
    477,107.31x = 658,399.24 × 262,242.77
  4. Step 4: Simplify right side
    477,107.31x = 172,660,436,024.19
  5. Step 5: Solve for x
    x = 172,660,436,024.19/477,107.31
  6. Step 6: Final answer
    x = 361,890.15

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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.