Home / 439,849.22-607,561.35-325,360.58

Finding the Fourth Proportional to 439,849.22, 607,561.35 and 325,360.58

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Solution

The fourth proportional to 439,849.22, 607,561.35 and 325,360.58 is: 449,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,849.22 : 607,561.35 = 325,360.58 : x
  2. Step 2: Convert to fraction form
    439,849.22/607,561.35 = 325,360.58/x
  3. Step 3: Cross multiply
    439,849.22x = 607,561.35 × 325,360.58
  4. Step 4: Simplify right side
    439,849.22x = 197,676,513,221.58
  5. Step 5: Solve for x
    x = 197,676,513,221.58/439,849.22
  6. Step 6: Final answer
    x = 449,418.81

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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.