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Finding the Fourth Proportional to 484,566.22, 726,886.23 and 147,635.64

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Solution

The fourth proportional to 484,566.22, 726,886.23 and 147,635.64 is: 221,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,566.22 : 726,886.23 = 147,635.64 : x
  2. Step 2: Convert to fraction form
    484,566.22/726,886.23 = 147,635.64/x
  3. Step 3: Cross multiply
    484,566.22x = 726,886.23 × 147,635.64
  4. Step 4: Simplify right side
    484,566.22x = 107,314,313,773.24
  5. Step 5: Solve for x
    x = 107,314,313,773.24/484,566.22
  6. Step 6: Final answer
    x = 221,464.70

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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.