Home / 222,890.04-332,579.72-209,329.29

Finding the Fourth Proportional to 222,890.04, 332,579.72 and 209,329.29

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Solution

The fourth proportional to 222,890.04, 332,579.72 and 209,329.29 is: 312,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,890.04 : 332,579.72 = 209,329.29 : x
  2. Step 2: Convert to fraction form
    222,890.04/332,579.72 = 209,329.29/x
  3. Step 3: Cross multiply
    222,890.04x = 332,579.72 × 209,329.29
  4. Step 4: Simplify right side
    222,890.04x = 69,618,677,179.32
  5. Step 5: Solve for x
    x = 69,618,677,179.32/222,890.04
  6. Step 6: Final answer
    x = 312,345.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.