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Finding the Fourth Proportional to 333,666.40, 500,527.32 and 109,022.08

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Solution

The fourth proportional to 333,666.40, 500,527.32 and 109,022.08 is: 163,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,666.40 : 500,527.32 = 109,022.08 : x
  2. Step 2: Convert to fraction form
    333,666.40/500,527.32 = 109,022.08/x
  3. Step 3: Cross multiply
    333,666.40x = 500,527.32 × 109,022.08
  4. Step 4: Simplify right side
    333,666.40x = 54,568,529,523.23
  5. Step 5: Solve for x
    x = 54,568,529,523.23/333,666.40
  6. Step 6: Final answer
    x = 163,542.18

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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.