Home / 440,525.36-659,938.92-263,174.32

Finding the Fourth Proportional to 440,525.36, 659,938.92 and 263,174.32

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Solution

The fourth proportional to 440,525.36, 659,938.92 and 263,174.32 is: 394,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,525.36 : 659,938.92 = 263,174.32 : x
  2. Step 2: Convert to fraction form
    440,525.36/659,938.92 = 263,174.32/x
  3. Step 3: Cross multiply
    440,525.36x = 659,938.92 × 263,174.32
  4. Step 4: Simplify right side
    440,525.36x = 173,678,976,512.53
  5. Step 5: Solve for x
    x = 173,678,976,512.53/440,525.36
  6. Step 6: Final answer
    x = 394,254.21

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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.