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Finding the Fourth Proportional to 342,929.02, 473,249.64 and 195,750.85

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Solution

The fourth proportional to 342,929.02, 473,249.64 and 195,750.85 is: 270,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,929.02 : 473,249.64 = 195,750.85 : x
  2. Step 2: Convert to fraction form
    342,929.02/473,249.64 = 195,750.85/x
  3. Step 3: Cross multiply
    342,929.02x = 473,249.64 × 195,750.85
  4. Step 4: Simplify right side
    342,929.02x = 92,639,019,292.19
  5. Step 5: Solve for x
    x = 92,639,019,292.19/342,929.02
  6. Step 6: Final answer
    x = 270,140.51

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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.