Home / 652,090.22-977,948.38-219,760.59

Finding the Fourth Proportional to 652,090.22, 977,948.38 and 219,760.59

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Solution

The fourth proportional to 652,090.22, 977,948.38 and 219,760.59 is: 329,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,090.22 : 977,948.38 = 219,760.59 : x
  2. Step 2: Convert to fraction form
    652,090.22/977,948.38 = 219,760.59/x
  3. Step 3: Cross multiply
    652,090.22x = 977,948.38 × 219,760.59
  4. Step 4: Simplify right side
    652,090.22x = 214,914,512,978.34
  5. Step 5: Solve for x
    x = 214,914,512,978.34/652,090.22
  6. Step 6: Final answer
    x = 329,577.88

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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.