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Finding the Fourth Proportional to 474,807.53, 655,296.79 and 270,811.69

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Solution

The fourth proportional to 474,807.53, 655,296.79 and 270,811.69 is: 373,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,807.53 : 655,296.79 = 270,811.69 : x
  2. Step 2: Convert to fraction form
    474,807.53/655,296.79 = 270,811.69/x
  3. Step 3: Cross multiply
    474,807.53x = 655,296.79 × 270,811.69
  4. Step 4: Simplify right side
    474,807.53x = 177,462,027,353.64
  5. Step 5: Solve for x
    x = 177,462,027,353.64/474,807.53
  6. Step 6: Final answer
    x = 373,755.72

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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.