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Finding the Fourth Proportional to 426,548.85, 588,651.94 and 252,268.45

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Solution

The fourth proportional to 426,548.85, 588,651.94 and 252,268.45 is: 348,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,548.85 : 588,651.94 = 252,268.45 : x
  2. Step 2: Convert to fraction form
    426,548.85/588,651.94 = 252,268.45/x
  3. Step 3: Cross multiply
    426,548.85x = 588,651.94 × 252,268.45
  4. Step 4: Simplify right side
    426,548.85x = 148,498,309,917.99
  5. Step 5: Solve for x
    x = 148,498,309,917.99/426,548.85
  6. Step 6: Final answer
    x = 348,139.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.