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Finding the Fourth Proportional to 235,027.46, 353,018.68 and 207,569.67

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Solution

The fourth proportional to 235,027.46, 353,018.68 and 207,569.67 is: 311,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,027.46 : 353,018.68 = 207,569.67 : x
  2. Step 2: Convert to fraction form
    235,027.46/353,018.68 = 207,569.67/x
  3. Step 3: Cross multiply
    235,027.46x = 353,018.68 × 207,569.67
  4. Step 4: Simplify right side
    235,027.46x = 73,275,970,911.44
  5. Step 5: Solve for x
    x = 73,275,970,911.44/235,027.46
  6. Step 6: Final answer
    x = 311,776.21

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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.