Home / 448,240.96-672,355.18-255,704.53

Finding the Fourth Proportional to 448,240.96, 672,355.18 and 255,704.53

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Solution

The fourth proportional to 448,240.96, 672,355.18 and 255,704.53 is: 383,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,240.96 : 672,355.18 = 255,704.53 : x
  2. Step 2: Convert to fraction form
    448,240.96/672,355.18 = 255,704.53/x
  3. Step 3: Cross multiply
    448,240.96x = 672,355.18 × 255,704.53
  4. Step 4: Simplify right side
    448,240.96x = 171,924,265,194.37
  5. Step 5: Solve for x
    x = 171,924,265,194.37/448,240.96
  6. Step 6: Final answer
    x = 383,553.23

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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.