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Finding the Fourth Proportional to 307,256.56, 460,884.84 and 96,910.90

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Solution

The fourth proportional to 307,256.56, 460,884.84 and 96,910.90 is: 145,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,256.56 : 460,884.84 = 96,910.90 : x
  2. Step 2: Convert to fraction form
    307,256.56/460,884.84 = 96,910.90/x
  3. Step 3: Cross multiply
    307,256.56x = 460,884.84 × 96,910.90
  4. Step 4: Simplify right side
    307,256.56x = 44,664,764,640.76
  5. Step 5: Solve for x
    x = 44,664,764,640.76/307,256.56
  6. Step 6: Final answer
    x = 145,366.35

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1.5x scale

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.