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Finding the Fourth Proportional to 594,751.66, 820,758.13 and 322,819.61

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Solution

The fourth proportional to 594,751.66, 820,758.13 and 322,819.61 is: 445,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,751.66 : 820,758.13 = 322,819.61 : x
  2. Step 2: Convert to fraction form
    594,751.66/820,758.13 = 322,819.61/x
  3. Step 3: Cross multiply
    594,751.66x = 820,758.13 × 322,819.61
  4. Step 4: Simplify right side
    594,751.66x = 264,956,814,520.09
  5. Step 5: Solve for x
    x = 264,956,814,520.09/594,751.66
  6. Step 6: Final answer
    x = 445,491.51

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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.