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Finding the Fourth Proportional to 333,013.19, 459,251.46 and 218,250.02

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Solution

The fourth proportional to 333,013.19, 459,251.46 and 218,250.02 is: 300,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,013.19 : 459,251.46 = 218,250.02 : x
  2. Step 2: Convert to fraction form
    333,013.19/459,251.46 = 218,250.02/x
  3. Step 3: Cross multiply
    333,013.19x = 459,251.46 × 218,250.02
  4. Step 4: Simplify right side
    333,013.19x = 100,231,641,478.16
  5. Step 5: Solve for x
    x = 100,231,641,478.16/333,013.19
  6. Step 6: Final answer
    x = 300,984.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.