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Finding the Fourth Proportional to 473,198.85, 709,207.57 and 236,609.19

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Solution

The fourth proportional to 473,198.85, 709,207.57 and 236,609.19 is: 354,618.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,198.85 : 709,207.57 = 236,609.19 : x
  2. Step 2: Convert to fraction form
    473,198.85/709,207.57 = 236,609.19/x
  3. Step 3: Cross multiply
    473,198.85x = 709,207.57 × 236,609.19
  4. Step 4: Simplify right side
    473,198.85x = 167,805,028,679.57
  5. Step 5: Solve for x
    x = 167,805,028,679.57/473,198.85
  6. Step 6: Final answer
    x = 354,618.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.