Home / 306,650.08-459,977.28-106,969.60

Finding the Fourth Proportional to 306,650.08, 459,977.28 and 106,969.60

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Solution

The fourth proportional to 306,650.08, 459,977.28 and 106,969.60 is: 160,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,650.08 : 459,977.28 = 106,969.60 : x
  2. Step 2: Convert to fraction form
    306,650.08/459,977.28 = 106,969.60/x
  3. Step 3: Cross multiply
    306,650.08x = 459,977.28 × 106,969.60
  4. Step 4: Simplify right side
    306,650.08x = 49,203,585,650.69
  5. Step 5: Solve for x
    x = 49,203,585,650.69/306,650.08
  6. Step 6: Final answer
    x = 160,455.15

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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.