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Finding the Fourth Proportional to 581,007.80, 873,261.30 and 504,025.40

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Solution

The fourth proportional to 581,007.80, 873,261.30 and 504,025.40 is: 757,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,007.80 : 873,261.30 = 504,025.40 : x
  2. Step 2: Convert to fraction form
    581,007.80/873,261.30 = 504,025.40/x
  3. Step 3: Cross multiply
    581,007.80x = 873,261.30 × 504,025.40
  4. Step 4: Simplify right side
    581,007.80x = 440,145,876,037.02
  5. Step 5: Solve for x
    x = 440,145,876,037.02/581,007.80
  6. Step 6: Final answer
    x = 757,555.88

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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.