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Finding the Fourth Proportional to 504,027.80, 756,387.30 and 223,746.20

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Solution

The fourth proportional to 504,027.80, 756,387.30 and 223,746.20 is: 335,772.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,027.80 : 756,387.30 = 223,746.20 : x
  2. Step 2: Convert to fraction form
    504,027.80/756,387.30 = 223,746.20/x
  3. Step 3: Cross multiply
    504,027.80x = 756,387.30 × 223,746.20
  4. Step 4: Simplify right side
    504,027.80x = 169,238,784,103.26
  5. Step 5: Solve for x
    x = 169,238,784,103.26/504,027.80
  6. Step 6: Final answer
    x = 335,772.72

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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.