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Finding the Fourth Proportional to 306,775.91, 460,184.90 and 104,289.62

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Solution

The fourth proportional to 306,775.91, 460,184.90 and 104,289.62 is: 156,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,775.91 : 460,184.90 = 104,289.62 : x
  2. Step 2: Convert to fraction form
    306,775.91/460,184.90 = 104,289.62/x
  3. Step 3: Cross multiply
    306,775.91x = 460,184.90 × 104,289.62
  4. Step 4: Simplify right side
    306,775.91x = 47,992,505,528.37
  5. Step 5: Solve for x
    x = 47,992,505,528.37/306,775.91
  6. Step 6: Final answer
    x = 156,441.57

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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.