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Finding the Fourth Proportional to 333,262.29, 499,894.72 and 80,542.36

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Solution

The fourth proportional to 333,262.29, 499,894.72 and 80,542.36 is: 120,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,262.29 : 499,894.72 = 80,542.36 : x
  2. Step 2: Convert to fraction form
    333,262.29/499,894.72 = 80,542.36/x
  3. Step 3: Cross multiply
    333,262.29x = 499,894.72 × 80,542.36
  4. Step 4: Simplify right side
    333,262.29x = 40,262,700,500.34
  5. Step 5: Solve for x
    x = 40,262,700,500.34/333,262.29
  6. Step 6: Final answer
    x = 120,813.85

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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.