Home / 673,040.30-1,009,341.92-223,640.48

Finding the Fourth Proportional to 673,040.30, 1,009,341.92 and 223,640.48

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Solution

The fourth proportional to 673,040.30, 1,009,341.92 and 223,640.48 is: 335,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,040.30 : 1,009,341.92 = 223,640.48 : x
  2. Step 2: Convert to fraction form
    673,040.30/1,009,341.92 = 223,640.48/x
  3. Step 3: Cross multiply
    673,040.30x = 1,009,341.92 × 223,640.48
  4. Step 4: Simplify right side
    673,040.30x = 225,729,711,472.92
  5. Step 5: Solve for x
    x = 225,729,711,472.92/673,040.30
  6. Step 6: Final answer
    x = 335,388.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.