Home / 901,601.01-1,352,090.21-261,731.30

Finding the Fourth Proportional to 901,601.01, 1,352,090.21 and 261,731.30

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Solution

The fourth proportional to 901,601.01, 1,352,090.21 and 261,731.30 is: 392,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,601.01 : 1,352,090.21 = 261,731.30 : x
  2. Step 2: Convert to fraction form
    901,601.01/1,352,090.21 = 261,731.30/x
  3. Step 3: Cross multiply
    901,601.01x = 1,352,090.21 × 261,731.30
  4. Step 4: Simplify right side
    901,601.01x = 353,884,320,311.47
  5. Step 5: Solve for x
    x = 353,884,320,311.47/901,601.01
  6. Step 6: Final answer
    x = 392,506.57

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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.