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Finding the Fourth Proportional to 454,365.52, 626,998.88 and 250,415.82

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Solution

The fourth proportional to 454,365.52, 626,998.88 and 250,415.82 is: 345,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,365.52 : 626,998.88 = 250,415.82 : x
  2. Step 2: Convert to fraction form
    454,365.52/626,998.88 = 250,415.82/x
  3. Step 3: Cross multiply
    454,365.52x = 626,998.88 × 250,415.82
  4. Step 4: Simplify right side
    454,365.52x = 157,010,437,891.73
  5. Step 5: Solve for x
    x = 157,010,437,891.73/454,365.52
  6. Step 6: Final answer
    x = 345,559.76

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1.5x scale

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.