Home / 655,739.97-904,967.27-365,370.36

Finding the Fourth Proportional to 655,739.97, 904,967.27 and 365,370.36

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Solution

The fourth proportional to 655,739.97, 904,967.27 and 365,370.36 is: 504,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,739.97 : 904,967.27 = 365,370.36 : x
  2. Step 2: Convert to fraction form
    655,739.97/904,967.27 = 365,370.36/x
  3. Step 3: Cross multiply
    655,739.97x = 904,967.27 × 365,370.36
  4. Step 4: Simplify right side
    655,739.97x = 330,648,217,228.12
  5. Step 5: Solve for x
    x = 330,648,217,228.12/655,739.97
  6. Step 6: Final answer
    x = 504,236.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.