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Finding the Fourth Proportional to 552,077.70, 827,679.15 and 302,759.70

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Solution

The fourth proportional to 552,077.70, 827,679.15 and 302,759.70 is: 453,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,077.70 : 827,679.15 = 302,759.70 : x
  2. Step 2: Convert to fraction form
    552,077.70/827,679.15 = 302,759.70/x
  3. Step 3: Cross multiply
    552,077.70x = 827,679.15 × 302,759.70
  4. Step 4: Simplify right side
    552,077.70x = 250,587,891,150.26
  5. Step 5: Solve for x
    x = 250,587,891,150.26/552,077.70
  6. Step 6: Final answer
    x = 453,899.68

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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.