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Finding the Fourth Proportional to 306,871.59, 460,296.49 and 93,630.90

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Solution

The fourth proportional to 306,871.59, 460,296.49 and 93,630.90 is: 140,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,871.59 : 460,296.49 = 93,630.90 : x
  2. Step 2: Convert to fraction form
    306,871.59/460,296.49 = 93,630.90/x
  3. Step 3: Cross multiply
    306,871.59x = 460,296.49 × 93,630.90
  4. Step 4: Simplify right side
    306,871.59x = 43,097,974,625.54
  5. Step 5: Solve for x
    x = 43,097,974,625.54/306,871.59
  6. Step 6: Final answer
    x = 140,443.03

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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.