Home / 382,223.30-572,546.55-223,972.10

Finding the Fourth Proportional to 382,223.30, 572,546.55 and 223,972.10

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Solution

The fourth proportional to 382,223.30, 572,546.55 and 223,972.10 is: 335,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,223.30 : 572,546.55 = 223,972.10 : x
  2. Step 2: Convert to fraction form
    382,223.30/572,546.55 = 223,972.10/x
  3. Step 3: Cross multiply
    382,223.30x = 572,546.55 × 223,972.10
  4. Step 4: Simplify right side
    382,223.30x = 128,234,453,151.26
  5. Step 5: Solve for x
    x = 128,234,453,151.26/382,223.30
  6. Step 6: Final answer
    x = 335,496.17

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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.