Home / 263,046.16-395,424.60-211,024.72

Finding the Fourth Proportional to 263,046.16, 395,424.60 and 211,024.72

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Solution

The fourth proportional to 263,046.16, 395,424.60 and 211,024.72 is: 317,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,046.16 : 395,424.60 = 211,024.72 : x
  2. Step 2: Convert to fraction form
    263,046.16/395,424.60 = 211,024.72/x
  3. Step 3: Cross multiply
    263,046.16x = 395,424.60 × 211,024.72
  4. Step 4: Simplify right side
    263,046.16x = 83,444,365,496.11
  5. Step 5: Solve for x
    x = 83,444,365,496.11/263,046.16
  6. Step 6: Final answer
    x = 317,223.28

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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.