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Finding the Fourth Proportional to 539,048, 808,226.32 and 223,722.56

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Solution

The fourth proportional to 539,048, 808,226.32 and 223,722.56 is: 335,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,048 : 808,226.32 = 223,722.56 : x
  2. Step 2: Convert to fraction form
    539,048/808,226.32 = 223,722.56/x
  3. Step 3: Cross multiply
    539,048x = 808,226.32 × 223,722.56
  4. Step 4: Simplify right side
    539,048x = 180,818,461,369.78
  5. Step 5: Solve for x
    x = 180,818,461,369.78/539,048
  6. Step 6: Final answer
    x = 335,440.37

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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.