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Finding the Fourth Proportional to 342,952.26, 473,299.05 and 207,019.32

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Solution

The fourth proportional to 342,952.26, 473,299.05 and 207,019.32 is: 285,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,952.26 : 473,299.05 = 207,019.32 : x
  2. Step 2: Convert to fraction form
    342,952.26/473,299.05 = 207,019.32/x
  3. Step 3: Cross multiply
    342,952.26x = 473,299.05 × 207,019.32
  4. Step 4: Simplify right side
    342,952.26x = 97,982,047,487.65
  5. Step 5: Solve for x
    x = 97,982,047,487.65/342,952.26
  6. Step 6: Final answer
    x = 285,701.71

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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.