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Finding the Fourth Proportional to 595,998.83, 822,488.65 and 324,068.56

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Solution

The fourth proportional to 595,998.83, 822,488.65 and 324,068.56 is: 447,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,998.83 : 822,488.65 = 324,068.56 : x
  2. Step 2: Convert to fraction form
    595,998.83/822,488.65 = 324,068.56/x
  3. Step 3: Cross multiply
    595,998.83x = 822,488.65 × 324,068.56
  4. Step 4: Simplify right side
    595,998.83x = 266,542,709,555.45
  5. Step 5: Solve for x
    x = 266,542,709,555.45/595,998.83
  6. Step 6: Final answer
    x = 447,220.19

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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.