Home / 769,951.00-1,154,843.30-257,558.06

Finding the Fourth Proportional to 769,951.00, 1,154,843.30 and 257,558.06

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Solution

The fourth proportional to 769,951.00, 1,154,843.30 and 257,558.06 is: 386,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,951.00 : 1,154,843.30 = 257,558.06 : x
  2. Step 2: Convert to fraction form
    769,951.00/1,154,843.30 = 257,558.06/x
  3. Step 3: Cross multiply
    769,951.00x = 1,154,843.30 × 257,558.06
  4. Step 4: Simplify right side
    769,951.00x = 297,439,203,483.00
  5. Step 5: Solve for x
    x = 297,439,203,483.00/769,951.00
  6. Step 6: Final answer
    x = 386,309.26

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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.