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Finding the Fourth Proportional to 296,505.69, 444,778.26 and 104,356.95

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Solution

The fourth proportional to 296,505.69, 444,778.26 and 104,356.95 is: 156,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,505.69 : 444,778.26 = 104,356.95 : x
  2. Step 2: Convert to fraction form
    296,505.69/444,778.26 = 104,356.95/x
  3. Step 3: Cross multiply
    296,505.69x = 444,778.26 × 104,356.95
  4. Step 4: Simplify right side
    296,505.69x = 46,415,702,639.91
  5. Step 5: Solve for x
    x = 46,415,702,639.91/296,505.69
  6. Step 6: Final answer
    x = 156,542.37

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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.