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Finding the Fourth Proportional to 333,816.75, 500,803.88 and 109,176.30

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Solution

The fourth proportional to 333,816.75, 500,803.88 and 109,176.30 is: 163,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,816.75 : 500,803.88 = 109,176.30 : x
  2. Step 2: Convert to fraction form
    333,816.75/500,803.88 = 109,176.30/x
  3. Step 3: Cross multiply
    333,816.75x = 500,803.88 × 109,176.30
  4. Step 4: Simplify right side
    333,816.75x = 54,675,914,644.04
  5. Step 5: Solve for x
    x = 54,675,914,644.04/333,816.75
  6. Step 6: Final answer
    x = 163,790.21

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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.