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Finding the Fourth Proportional to 383,043.52, 573,165.59 and 225,346.24

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Solution

The fourth proportional to 383,043.52, 573,165.59 and 225,346.24 is: 337,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,043.52 : 573,165.59 = 225,346.24 : x
  2. Step 2: Convert to fraction form
    383,043.52/573,165.59 = 225,346.24/x
  3. Step 3: Cross multiply
    383,043.52x = 573,165.59 × 225,346.24
  4. Step 4: Simplify right side
    383,043.52x = 129,160,709,477.15
  5. Step 5: Solve for x
    x = 129,160,709,477.15/383,043.52
  6. Step 6: Final answer
    x = 337,195.91

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1.5x scale

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.