Home / 563,788.62-777,979.89-322,023.06

Finding the Fourth Proportional to 563,788.62, 777,979.89 and 322,023.06

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Solution

The fourth proportional to 563,788.62, 777,979.89 and 322,023.06 is: 444,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,788.62 : 777,979.89 = 322,023.06 : x
  2. Step 2: Convert to fraction form
    563,788.62/777,979.89 = 322,023.06/x
  3. Step 3: Cross multiply
    563,788.62x = 777,979.89 × 322,023.06
  4. Step 4: Simplify right side
    563,788.62x = 250,527,464,796.26
  5. Step 5: Solve for x
    x = 250,527,464,796.26/563,788.62
  6. Step 6: Final answer
    x = 444,364.17

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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.