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Finding the Fourth Proportional to 594,635.92, 820,599.78 and 322,703.80

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Solution

The fourth proportional to 594,635.92, 820,599.78 and 322,703.80 is: 445,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,635.92 : 820,599.78 = 322,703.80 : x
  2. Step 2: Convert to fraction form
    594,635.92/820,599.78 = 322,703.80/x
  3. Step 3: Cross multiply
    594,635.92x = 820,599.78 × 322,703.80
  4. Step 4: Simplify right side
    594,635.92x = 264,810,667,285.16
  5. Step 5: Solve for x
    x = 264,810,667,285.16/594,635.92
  6. Step 6: Final answer
    x = 445,332.44

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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.