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Finding the Fourth Proportional to 303,702.41, 455,542.27 and 93,334.88

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Solution

The fourth proportional to 303,702.41, 455,542.27 and 93,334.88 is: 139,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,702.41 : 455,542.27 = 93,334.88 : x
  2. Step 2: Convert to fraction form
    303,702.41/455,542.27 = 93,334.88/x
  3. Step 3: Cross multiply
    303,702.41x = 455,542.27 × 93,334.88
  4. Step 4: Simplify right side
    303,702.41x = 42,517,980,594.33
  5. Step 5: Solve for x
    x = 42,517,980,594.33/303,702.41
  6. Step 6: Final answer
    x = 139,998.83

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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.