Home / 353,167.11-529,229.59-208,923.75

Finding the Fourth Proportional to 353,167.11, 529,229.59 and 208,923.75

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Solution

The fourth proportional to 353,167.11, 529,229.59 and 208,923.75 is: 313,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,167.11 : 529,229.59 = 208,923.75 : x
  2. Step 2: Convert to fraction form
    353,167.11/529,229.59 = 208,923.75/x
  3. Step 3: Cross multiply
    353,167.11x = 529,229.59 × 208,923.75
  4. Step 4: Simplify right side
    353,167.11x = 110,568,630,031.45
  5. Step 5: Solve for x
    x = 110,568,630,031.45/353,167.11
  6. Step 6: Final answer
    x = 313,077.37

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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.