Home / 342,928.80-473,256.72-192,022.56

Finding the Fourth Proportional to 342,928.80, 473,256.72 and 192,022.56

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Solution

The fourth proportional to 342,928.80, 473,256.72 and 192,022.56 is: 264,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,928.80 : 473,256.72 = 192,022.56 : x
  2. Step 2: Convert to fraction form
    342,928.80/473,256.72 = 192,022.56/x
  3. Step 3: Cross multiply
    342,928.80x = 473,256.72 × 192,022.56
  4. Step 4: Simplify right side
    342,928.80x = 90,875,966,911.60
  5. Step 5: Solve for x
    x = 90,875,966,911.60/342,928.80
  6. Step 6: Final answer
    x = 264,999.52

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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.