Home / 1,090,098.22-1,635,147.84-490,358.69

Finding the Fourth Proportional to 1,090,098.22, 1,635,147.84 and 490,358.69

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Solution

The fourth proportional to 1,090,098.22, 1,635,147.84 and 490,358.69 is: 735,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,098.22 : 1,635,147.84 = 490,358.69 : x
  2. Step 2: Convert to fraction form
    1,090,098.22/1,635,147.84 = 490,358.69/x
  3. Step 3: Cross multiply
    1,090,098.22x = 1,635,147.84 × 490,358.69
  4. Step 4: Simplify right side
    1,090,098.22x = 801,808,952,778.73
  5. Step 5: Solve for x
    x = 801,808,952,778.73/1,090,098.22
  6. Step 6: Final answer
    x = 735,538.26

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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.