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Finding the Fourth Proportional to 589,486.72, 883,490.64 and 252,131.44

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Solution

The fourth proportional to 589,486.72, 883,490.64 and 252,131.44 is: 377,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,486.72 : 883,490.64 = 252,131.44 : x
  2. Step 2: Convert to fraction form
    589,486.72/883,490.64 = 252,131.44/x
  3. Step 3: Cross multiply
    589,486.72x = 883,490.64 × 252,131.44
  4. Step 4: Simplify right side
    589,486.72x = 222,755,767,289.72
  5. Step 5: Solve for x
    x = 222,755,767,289.72/589,486.72
  6. Step 6: Final answer
    x = 377,880.89

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1.5x scale

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.