Home / 478,002.24-659,661.90-263,162.29

Finding the Fourth Proportional to 478,002.24, 659,661.90 and 263,162.29

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Solution

The fourth proportional to 478,002.24, 659,661.90 and 263,162.29 is: 363,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,002.24 : 659,661.90 = 263,162.29 : x
  2. Step 2: Convert to fraction form
    478,002.24/659,661.90 = 263,162.29/x
  3. Step 3: Cross multiply
    478,002.24x = 659,661.90 × 263,162.29
  4. Step 4: Simplify right side
    478,002.24x = 173,598,136,229.75
  5. Step 5: Solve for x
    x = 173,598,136,229.75/478,002.24
  6. Step 6: Final answer
    x = 363,174.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.