Home / 688,388.52-1,032,847.56-333,375.24

Finding the Fourth Proportional to 688,388.52, 1,032,847.56 and 333,375.24

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Solution

The fourth proportional to 688,388.52, 1,032,847.56 and 333,375.24 is: 500,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,388.52 : 1,032,847.56 = 333,375.24 : x
  2. Step 2: Convert to fraction form
    688,388.52/1,032,847.56 = 333,375.24/x
  3. Step 3: Cross multiply
    688,388.52x = 1,032,847.56 × 333,375.24
  4. Step 4: Simplify right side
    688,388.52x = 344,325,803,198.41
  5. Step 5: Solve for x
    x = 344,325,803,198.41/688,388.52
  6. Step 6: Final answer
    x = 500,191.09

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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.