Home / 808,822.96-1,213,128.72-240,192.44

Finding the Fourth Proportional to 808,822.96, 1,213,128.72 and 240,192.44

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Solution

The fourth proportional to 808,822.96, 1,213,128.72 and 240,192.44 is: 360,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,822.96 : 1,213,128.72 = 240,192.44 : x
  2. Step 2: Convert to fraction form
    808,822.96/1,213,128.72 = 240,192.44/x
  3. Step 3: Cross multiply
    808,822.96x = 1,213,128.72 × 240,192.44
  4. Step 4: Simplify right side
    808,822.96x = 291,384,347,290.88
  5. Step 5: Solve for x
    x = 291,384,347,290.88/808,822.96
  6. Step 6: Final answer
    x = 360,257.26

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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.