Home / 439,848.72-607,560.66-325,360.08

Finding the Fourth Proportional to 439,848.72, 607,560.66 and 325,360.08

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Solution

The fourth proportional to 439,848.72, 607,560.66 and 325,360.08 is: 449,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,848.72 : 607,560.66 = 325,360.08 : x
  2. Step 2: Convert to fraction form
    439,848.72/607,560.66 = 325,360.08/x
  3. Step 3: Cross multiply
    439,848.72x = 607,560.66 × 325,360.08
  4. Step 4: Simplify right side
    439,848.72x = 197,675,984,942.45
  5. Step 5: Solve for x
    x = 197,675,984,942.45/439,848.72
  6. Step 6: Final answer
    x = 449,418.12

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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.