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Finding the Fourth Proportional to 701,614.47, 968,230.32 and 379,326.86

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Solution

The fourth proportional to 701,614.47, 968,230.32 and 379,326.86 is: 523,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,614.47 : 968,230.32 = 379,326.86 : x
  2. Step 2: Convert to fraction form
    701,614.47/968,230.32 = 379,326.86/x
  3. Step 3: Cross multiply
    701,614.47x = 968,230.32 × 379,326.86
  4. Step 4: Simplify right side
    701,614.47x = 367,275,764,409.63
  5. Step 5: Solve for x
    x = 367,275,764,409.63/701,614.47
  6. Step 6: Final answer
    x = 523,472.33

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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.