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Finding the Fourth Proportional to 668,906.52, 923,086.23 and 362,975.13

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Solution

The fourth proportional to 668,906.52, 923,086.23 and 362,975.13 is: 500,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,906.52 : 923,086.23 = 362,975.13 : x
  2. Step 2: Convert to fraction form
    668,906.52/923,086.23 = 362,975.13/x
  3. Step 3: Cross multiply
    668,906.52x = 923,086.23 × 362,975.13
  4. Step 4: Simplify right side
    668,906.52x = 335,057,344,335.46
  5. Step 5: Solve for x
    x = 335,057,344,335.46/668,906.52
  6. Step 6: Final answer
    x = 500,903.09

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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.