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Finding the Fourth Proportional to 333,810.28, 500,716.38 and 84,492.04

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Solution

The fourth proportional to 333,810.28, 500,716.38 and 84,492.04 is: 126,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,810.28 : 500,716.38 = 84,492.04 : x
  2. Step 2: Convert to fraction form
    333,810.28/500,716.38 = 84,492.04/x
  3. Step 3: Cross multiply
    333,810.28x = 500,716.38 × 84,492.04
  4. Step 4: Simplify right side
    333,810.28x = 42,306,548,407.62
  5. Step 5: Solve for x
    x = 42,306,548,407.62/333,810.28
  6. Step 6: Final answer
    x = 126,738.30

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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.