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Finding the Fourth Proportional to 650,931.94, 898,380.39 and 364,470.49

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Solution

The fourth proportional to 650,931.94, 898,380.39 and 364,470.49 is: 503,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,931.94 : 898,380.39 = 364,470.49 : x
  2. Step 2: Convert to fraction form
    650,931.94/898,380.39 = 364,470.49/x
  3. Step 3: Cross multiply
    650,931.94x = 898,380.39 × 364,470.49
  4. Step 4: Simplify right side
    650,931.94x = 327,433,140,949.69
  5. Step 5: Solve for x
    x = 327,433,140,949.69/650,931.94
  6. Step 6: Final answer
    x = 503,022.08

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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.