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Finding the Fourth Proportional to 669,262.71, 923,598.59 and 363,351.97

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Solution

The fourth proportional to 669,262.71, 923,598.59 and 363,351.97 is: 501,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,262.71 : 923,598.59 = 363,351.97 : x
  2. Step 2: Convert to fraction form
    669,262.71/923,598.59 = 363,351.97/x
  3. Step 3: Cross multiply
    669,262.71x = 923,598.59 × 363,351.97
  4. Step 4: Simplify right side
    669,262.71x = 335,591,367,165.72
  5. Step 5: Solve for x
    x = 335,591,367,165.72/669,262.71
  6. Step 6: Final answer
    x = 501,434.43

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1.5x scale

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.