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Finding the Fourth Proportional to 333,700.56, 500,546.61 and 80,983.13

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Solution

The fourth proportional to 333,700.56, 500,546.61 and 80,983.13 is: 121,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,700.56 : 500,546.61 = 80,983.13 : x
  2. Step 2: Convert to fraction form
    333,700.56/500,546.61 = 80,983.13/x
  3. Step 3: Cross multiply
    333,700.56x = 500,546.61 × 80,983.13
  4. Step 4: Simplify right side
    333,700.56x = 40,535,828,685.96
  5. Step 5: Solve for x
    x = 40,535,828,685.96/333,700.56
  6. Step 6: Final answer
    x = 121,473.66

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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.