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Finding the Fourth Proportional to 442,348.84, 663,523.08 and 109,924.84

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Solution

The fourth proportional to 442,348.84, 663,523.08 and 109,924.84 is: 164,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,348.84 : 663,523.08 = 109,924.84 : x
  2. Step 2: Convert to fraction form
    442,348.84/663,523.08 = 109,924.84/x
  3. Step 3: Cross multiply
    442,348.84x = 663,523.08 × 109,924.84
  4. Step 4: Simplify right side
    442,348.84x = 72,937,668,405.31
  5. Step 5: Solve for x
    x = 72,937,668,405.31/442,348.84
  6. Step 6: Final answer
    x = 164,887.22

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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.