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Finding the Fourth Proportional to 593,344.80, 890,601.93 and 422,755.98

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Solution

The fourth proportional to 593,344.80, 890,601.93 and 422,755.98 is: 634,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,344.80 : 890,601.93 = 422,755.98 : x
  2. Step 2: Convert to fraction form
    593,344.80/890,601.93 = 422,755.98/x
  3. Step 3: Cross multiply
    593,344.80x = 890,601.93 × 422,755.98
  4. Step 4: Simplify right side
    593,344.80x = 376,507,295,584.50
  5. Step 5: Solve for x
    x = 376,507,295,584.50/593,344.80
  6. Step 6: Final answer
    x = 634,550.59

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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.