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Finding the Fourth Proportional to 512,595.77, 769,058.17 and 246,375.59

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Solution

The fourth proportional to 512,595.77, 769,058.17 and 246,375.59 is: 369,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,595.77 : 769,058.17 = 246,375.59 : x
  2. Step 2: Convert to fraction form
    512,595.77/769,058.17 = 246,375.59/x
  3. Step 3: Cross multiply
    512,595.77x = 769,058.17 × 246,375.59
  4. Step 4: Simplify right side
    512,595.77x = 189,477,155,916.84
  5. Step 5: Solve for x
    x = 189,477,155,916.84/512,595.77
  6. Step 6: Final answer
    x = 369,642.45

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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.