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Finding the Fourth Proportional to 333,368.29, 500,132.02 and 108,728.97

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Solution

The fourth proportional to 333,368.29, 500,132.02 and 108,728.97 is: 163,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,368.29 : 500,132.02 = 108,728.97 : x
  2. Step 2: Convert to fraction form
    333,368.29/500,132.02 = 108,728.97/x
  3. Step 3: Cross multiply
    333,368.29x = 500,132.02 × 108,728.97
  4. Step 4: Simplify right side
    333,368.29x = 54,378,839,398.62
  5. Step 5: Solve for x
    x = 54,378,839,398.62/333,368.29
  6. Step 6: Final answer
    x = 163,119.41

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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.