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Finding the Fourth Proportional to 333,816.50, 500,803.50 and 109,176.06

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Solution

The fourth proportional to 333,816.50, 500,803.50 and 109,176.06 is: 163,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,816.50 : 500,803.50 = 109,176.06 : x
  2. Step 2: Convert to fraction form
    333,816.50/500,803.50 = 109,176.06/x
  3. Step 3: Cross multiply
    333,816.50x = 500,803.50 × 109,176.06
  4. Step 4: Simplify right side
    333,816.50x = 54,675,752,964.21
  5. Step 5: Solve for x
    x = 54,675,752,964.21/333,816.50
  6. Step 6: Final answer
    x = 163,789.85

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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.