Home / 382,027.60-572,253.88-223,776.28

Finding the Fourth Proportional to 382,027.60, 572,253.88 and 223,776.28

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Solution

The fourth proportional to 382,027.60, 572,253.88 and 223,776.28 is: 335,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,027.60 : 572,253.88 = 223,776.28 : x
  2. Step 2: Convert to fraction form
    382,027.60/572,253.88 = 223,776.28/x
  3. Step 3: Cross multiply
    382,027.60x = 572,253.88 × 223,776.28
  4. Step 4: Simplify right side
    382,027.60x = 128,056,844,481.97
  5. Step 5: Solve for x
    x = 128,056,844,481.97/382,027.60
  6. Step 6: Final answer
    x = 335,203.12

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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.