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Finding the Fourth Proportional to 594,709.95, 820,678.85 and 322,772.37

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Solution

The fourth proportional to 594,709.95, 820,678.85 and 322,772.37 is: 445,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,709.95 : 820,678.85 = 322,772.37 : x
  2. Step 2: Convert to fraction form
    594,709.95/820,678.85 = 322,772.37/x
  3. Step 3: Cross multiply
    594,709.95x = 820,678.85 × 322,772.37
  4. Step 4: Simplify right side
    594,709.95x = 264,892,453,319.98
  5. Step 5: Solve for x
    x = 264,892,453,319.98/594,709.95
  6. Step 6: Final answer
    x = 445,414.53

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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.