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Finding the Fourth Proportional to 484,958.60, 669,263.54 and 270,098.64

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Solution

The fourth proportional to 484,958.60, 669,263.54 and 270,098.64 is: 372,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,958.60 : 669,263.54 = 270,098.64 : x
  2. Step 2: Convert to fraction form
    484,958.60/669,263.54 = 270,098.64/x
  3. Step 3: Cross multiply
    484,958.60x = 669,263.54 × 270,098.64
  4. Step 4: Simplify right side
    484,958.60x = 180,767,171,955.59
  5. Step 5: Solve for x
    x = 180,767,171,955.59/484,958.60
  6. Step 6: Final answer
    x = 372,747.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.