Home / 672,967.82-1,009,114.40-223,531.11

Finding the Fourth Proportional to 672,967.82, 1,009,114.40 and 223,531.11

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Solution

The fourth proportional to 672,967.82, 1,009,114.40 and 223,531.11 is: 335,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,967.82 : 1,009,114.40 = 223,531.11 : x
  2. Step 2: Convert to fraction form
    672,967.82/1,009,114.40 = 223,531.11/x
  3. Step 3: Cross multiply
    672,967.82x = 1,009,114.40 × 223,531.11
  4. Step 4: Simplify right side
    672,967.82x = 225,568,460,831.33
  5. Step 5: Solve for x
    x = 225,568,460,831.33/672,967.82
  6. Step 6: Final answer
    x = 335,184.62

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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.