Home / 448,719.96-673,085.80-149,200.54

Finding the Fourth Proportional to 448,719.96, 673,085.80 and 149,200.54

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Solution

The fourth proportional to 448,719.96, 673,085.80 and 149,200.54 is: 223,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,719.96 : 673,085.80 = 149,200.54 : x
  2. Step 2: Convert to fraction form
    448,719.96/673,085.80 = 149,200.54/x
  3. Step 3: Cross multiply
    448,719.96x = 673,085.80 × 149,200.54
  4. Step 4: Simplify right side
    448,719.96x = 100,424,765,223.17
  5. Step 5: Solve for x
    x = 100,424,765,223.17/448,719.96
  6. Step 6: Final answer
    x = 223,802.76

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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.