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Finding the Fourth Proportional to 558,933, 771,521.94 and 332,573.64

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Solution

The fourth proportional to 558,933, 771,521.94 and 332,573.64 is: 459,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,933 : 771,521.94 = 332,573.64 : x
  2. Step 2: Convert to fraction form
    558,933/771,521.94 = 332,573.64/x
  3. Step 3: Cross multiply
    558,933x = 771,521.94 × 332,573.64
  4. Step 4: Simplify right side
    558,933x = 256,587,859,925.66
  5. Step 5: Solve for x
    x = 256,587,859,925.66/558,933
  6. Step 6: Final answer
    x = 459,067.29

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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.