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Finding the Fourth Proportional to 333,017.20, 499,234.20 and 199,950.40

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Solution

The fourth proportional to 333,017.20, 499,234.20 and 199,950.40 is: 299,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,017.20 : 499,234.20 = 199,950.40 : x
  2. Step 2: Convert to fraction form
    333,017.20/499,234.20 = 199,950.40/x
  3. Step 3: Cross multiply
    333,017.20x = 499,234.20 × 199,950.40
  4. Step 4: Simplify right side
    333,017.20x = 99,822,077,983.68
  5. Step 5: Solve for x
    x = 99,822,077,983.68/333,017.20
  6. Step 6: Final answer
    x = 299,750.52

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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.