Home / 477,912.10-659,513.48-263,047.54

Finding the Fourth Proportional to 477,912.10, 659,513.48 and 263,047.54

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Solution

The fourth proportional to 477,912.10, 659,513.48 and 263,047.54 is: 363,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,912.10 : 659,513.48 = 263,047.54 : x
  2. Step 2: Convert to fraction form
    477,912.10/659,513.48 = 263,047.54/x
  3. Step 3: Cross multiply
    477,912.10x = 659,513.48 × 263,047.54
  4. Step 4: Simplify right side
    477,912.10x = 173,483,398,510.84
  5. Step 5: Solve for x
    x = 173,483,398,510.84/477,912.10
  6. Step 6: Final answer
    x = 363,002.73

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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.