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Finding the Fourth Proportional to 567,092.58, 782,601.85 and 349,218.78

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Solution

The fourth proportional to 567,092.58, 782,601.85 and 349,218.78 is: 481,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,092.58 : 782,601.85 = 349,218.78 : x
  2. Step 2: Convert to fraction form
    567,092.58/782,601.85 = 349,218.78/x
  3. Step 3: Cross multiply
    567,092.58x = 782,601.85 × 349,218.78
  4. Step 4: Simplify right side
    567,092.58x = 273,299,263,282.74
  5. Step 5: Solve for x
    x = 273,299,263,282.74/567,092.58
  6. Step 6: Final answer
    x = 481,930.59

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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.