Home / 823,056.20-1,135,861.67-460,458.43

Finding the Fourth Proportional to 823,056.20, 1,135,861.67 and 460,458.43

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Solution

The fourth proportional to 823,056.20, 1,135,861.67 and 460,458.43 is: 635,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,056.20 : 1,135,861.67 = 460,458.43 : x
  2. Step 2: Convert to fraction form
    823,056.20/1,135,861.67 = 460,458.43/x
  3. Step 3: Cross multiply
    823,056.20x = 1,135,861.67 × 460,458.43
  4. Step 4: Simplify right side
    823,056.20x = 523,017,076,123.43
  5. Step 5: Solve for x
    x = 523,017,076,123.43/823,056.20
  6. Step 6: Final answer
    x = 635,457.31

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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.