Home / 769,003.80-1,153,592.10-236,520.60

Finding the Fourth Proportional to 769,003.80, 1,153,592.10 and 236,520.60

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Solution

The fourth proportional to 769,003.80, 1,153,592.10 and 236,520.60 is: 354,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,003.80 : 1,153,592.10 = 236,520.60 : x
  2. Step 2: Convert to fraction form
    769,003.80/1,153,592.10 = 236,520.60/x
  3. Step 3: Cross multiply
    769,003.80x = 1,153,592.10 × 236,520.60
  4. Step 4: Simplify right side
    769,003.80x = 272,848,295,647.26
  5. Step 5: Solve for x
    x = 272,848,295,647.26/769,003.80
  6. Step 6: Final answer
    x = 354,807.47

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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.