Home / 589,590.43-813,629.86-331,468.49

Finding the Fourth Proportional to 589,590.43, 813,629.86 and 331,468.49

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Solution

The fourth proportional to 589,590.43, 813,629.86 and 331,468.49 is: 457,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,590.43 : 813,629.86 = 331,468.49 : x
  2. Step 2: Convert to fraction form
    589,590.43/813,629.86 = 331,468.49/x
  3. Step 3: Cross multiply
    589,590.43x = 813,629.86 × 331,468.49
  4. Step 4: Simplify right side
    589,590.43x = 269,692,659,606.36
  5. Step 5: Solve for x
    x = 269,692,659,606.36/589,590.43
  6. Step 6: Final answer
    x = 457,423.74

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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.