Home / 755,611.20-1,133,602.56-223,129.44

Finding the Fourth Proportional to 755,611.20, 1,133,602.56 and 223,129.44

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Solution

The fourth proportional to 755,611.20, 1,133,602.56 and 223,129.44 is: 334,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,611.20 : 1,133,602.56 = 223,129.44 : x
  2. Step 2: Convert to fraction form
    755,611.20/1,133,602.56 = 223,129.44/x
  3. Step 3: Cross multiply
    755,611.20x = 1,133,602.56 × 223,129.44
  4. Step 4: Simplify right side
    755,611.20x = 252,940,104,395.37
  5. Step 5: Solve for x
    x = 252,940,104,395.37/755,611.20
  6. Step 6: Final answer
    x = 334,749.01

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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.