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Finding the Fourth Proportional to 467,825.69, 645,599.96 and 252,965.70

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Solution

The fourth proportional to 467,825.69, 645,599.96 and 252,965.70 is: 349,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,825.69 : 645,599.96 = 252,965.70 : x
  2. Step 2: Convert to fraction form
    467,825.69/645,599.96 = 252,965.70/x
  3. Step 3: Cross multiply
    467,825.69x = 645,599.96 × 252,965.70
  4. Step 4: Simplify right side
    467,825.69x = 163,314,645,801.37
  5. Step 5: Solve for x
    x = 163,314,645,801.37/467,825.69
  6. Step 6: Final answer
    x = 349,092.94

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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.