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Finding the Fourth Proportional to 563,902.00, 778,226.01 and 322,179.39

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Solution

The fourth proportional to 563,902.00, 778,226.01 and 322,179.39 is: 444,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,902.00 : 778,226.01 = 322,179.39 : x
  2. Step 2: Convert to fraction form
    563,902.00/778,226.01 = 322,179.39/x
  3. Step 3: Cross multiply
    563,902.00x = 778,226.01 × 322,179.39
  4. Step 4: Simplify right side
    563,902.00x = 250,728,377,825.28
  5. Step 5: Solve for x
    x = 250,728,377,825.28/563,902.00
  6. Step 6: Final answer
    x = 444,631.12

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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.