Home / 344,947.72-476,021.64-192,010.72

Finding the Fourth Proportional to 344,947.72, 476,021.64 and 192,010.72

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Solution

The fourth proportional to 344,947.72, 476,021.64 and 192,010.72 is: 264,971.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,947.72 : 476,021.64 = 192,010.72 : x
  2. Step 2: Convert to fraction form
    344,947.72/476,021.64 = 192,010.72/x
  3. Step 3: Cross multiply
    344,947.72x = 476,021.64 × 192,010.72
  4. Step 4: Simplify right side
    344,947.72x = 91,401,257,831.98
  5. Step 5: Solve for x
    x = 91,401,257,831.98/344,947.72
  6. Step 6: Final answer
    x = 264,971.33

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1.5x scale

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.