Home / 373,899.67-559,955.40-215,648.35

Finding the Fourth Proportional to 373,899.67, 559,955.40 and 215,648.35

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Solution

The fourth proportional to 373,899.67, 559,955.40 and 215,648.35 is: 322,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,899.67 : 559,955.40 = 215,648.35 : x
  2. Step 2: Convert to fraction form
    373,899.67/559,955.40 = 215,648.35/x
  3. Step 3: Cross multiply
    373,899.67x = 559,955.40 × 215,648.35
  4. Step 4: Simplify right side
    373,899.67x = 120,753,458,083.59
  5. Step 5: Solve for x
    x = 120,753,458,083.59/373,899.67
  6. Step 6: Final answer
    x = 322,956.85

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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.