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Finding the Fourth Proportional to 332,356.69, 498,491.29 and 92,486.53

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Solution

The fourth proportional to 332,356.69, 498,491.29 and 92,486.53 is: 138,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,356.69 : 498,491.29 = 92,486.53 : x
  2. Step 2: Convert to fraction form
    332,356.69/498,491.29 = 92,486.53/x
  3. Step 3: Cross multiply
    332,356.69x = 498,491.29 × 92,486.53
  4. Step 4: Simplify right side
    332,356.69x = 46,103,729,647.32
  5. Step 5: Solve for x
    x = 46,103,729,647.32/332,356.69
  6. Step 6: Final answer
    x = 138,717.62

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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.