Home / 380,733.83-525,413.25-208,624.44

Finding the Fourth Proportional to 380,733.83, 525,413.25 and 208,624.44

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Solution

The fourth proportional to 380,733.83, 525,413.25 and 208,624.44 is: 287,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,733.83 : 525,413.25 = 208,624.44 : x
  2. Step 2: Convert to fraction form
    380,733.83/525,413.25 = 208,624.44/x
  3. Step 3: Cross multiply
    380,733.83x = 525,413.25 × 208,624.44
  4. Step 4: Simplify right side
    380,733.83x = 109,614,045,049.83
  5. Step 5: Solve for x
    x = 109,614,045,049.83/380,733.83
  6. Step 6: Final answer
    x = 287,902.04

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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.