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Finding the Fourth Proportional to 342,970.07, 473,299.07 and 192,067.07

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Solution

The fourth proportional to 342,970.07, 473,299.07 and 192,067.07 is: 265,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,970.07 : 473,299.07 = 192,067.07 : x
  2. Step 2: Convert to fraction form
    342,970.07/473,299.07 = 192,067.07/x
  3. Step 3: Cross multiply
    342,970.07x = 473,299.07 × 192,067.07
  4. Step 4: Simplify right side
    342,970.07x = 90,905,162,281.79
  5. Step 5: Solve for x
    x = 90,905,162,281.79/342,970.07
  6. Step 6: Final answer
    x = 265,052.76

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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.