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Finding the Fourth Proportional to 559,528.82, 839,412.57 and 180,470.84

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Solution

The fourth proportional to 559,528.82, 839,412.57 and 180,470.84 is: 270,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,528.82 : 839,412.57 = 180,470.84 : x
  2. Step 2: Convert to fraction form
    559,528.82/839,412.57 = 180,470.84/x
  3. Step 3: Cross multiply
    559,528.82x = 839,412.57 × 180,470.84
  4. Step 4: Simplify right side
    559,528.82x = 151,489,491,614.46
  5. Step 5: Solve for x
    x = 151,489,491,614.46/559,528.82
  6. Step 6: Final answer
    x = 270,744.75

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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.