Home / 353,297.52-529,934.10-100,579.56

Finding the Fourth Proportional to 353,297.52, 529,934.10 and 100,579.56

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Solution

The fourth proportional to 353,297.52, 529,934.10 and 100,579.56 is: 150,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,297.52 : 529,934.10 = 100,579.56 : x
  2. Step 2: Convert to fraction form
    353,297.52/529,934.10 = 100,579.56/x
  3. Step 3: Cross multiply
    353,297.52x = 529,934.10 × 100,579.56
  4. Step 4: Simplify right side
    353,297.52x = 53,300,538,607.00
  5. Step 5: Solve for x
    x = 53,300,538,607.00/353,297.52
  6. Step 6: Final answer
    x = 150,865.87

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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.