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Finding the Fourth Proportional to 342,950, 473,271.24 and 192,050.48

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Solution

The fourth proportional to 342,950, 473,271.24 and 192,050.48 is: 265,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,950 : 473,271.24 = 192,050.48 : x
  2. Step 2: Convert to fraction form
    342,950/473,271.24 = 192,050.48/x
  3. Step 3: Cross multiply
    342,950x = 473,271.24 × 192,050.48
  4. Step 4: Simplify right side
    342,950x = 90,891,968,812.20
  5. Step 5: Solve for x
    x = 90,891,968,812.20/342,950
  6. Step 6: Final answer
    x = 265,029.80

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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.