Home / 382,807.28-574,240.20-116,590.48

Finding the Fourth Proportional to 382,807.28, 574,240.20 and 116,590.48

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Solution

The fourth proportional to 382,807.28, 574,240.20 and 116,590.48 is: 174,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,807.28 : 574,240.20 = 116,590.48 : x
  2. Step 2: Convert to fraction form
    382,807.28/574,240.20 = 116,590.48/x
  3. Step 3: Cross multiply
    382,807.28x = 574,240.20 × 116,590.48
  4. Step 4: Simplify right side
    382,807.28x = 66,950,940,553.30
  5. Step 5: Solve for x
    x = 66,950,940,553.30/382,807.28
  6. Step 6: Final answer
    x = 174,894.64

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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.