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Finding the Fourth Proportional to 576,275.64, 795,364.47 and 343,717.49

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Solution

The fourth proportional to 576,275.64, 795,364.47 and 343,717.49 is: 474,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,275.64 : 795,364.47 = 343,717.49 : x
  2. Step 2: Convert to fraction form
    576,275.64/795,364.47 = 343,717.49/x
  3. Step 3: Cross multiply
    576,275.64x = 795,364.47 × 343,717.49
  4. Step 4: Simplify right side
    576,275.64x = 273,380,675,286.76
  5. Step 5: Solve for x
    x = 273,380,675,286.76/576,275.64
  6. Step 6: Final answer
    x = 474,392.21

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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.