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Finding the Fourth Proportional to 394,404.82, 592,158.08 and 202,413.56

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Solution

The fourth proportional to 394,404.82, 592,158.08 and 202,413.56 is: 303,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,404.82 : 592,158.08 = 202,413.56 : x
  2. Step 2: Convert to fraction form
    394,404.82/592,158.08 = 202,413.56/x
  3. Step 3: Cross multiply
    394,404.82x = 592,158.08 × 202,413.56
  4. Step 4: Simplify right side
    394,404.82x = 119,860,824,821.40
  5. Step 5: Solve for x
    x = 119,860,824,821.40/394,404.82
  6. Step 6: Final answer
    x = 303,903.04

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1.5x scale

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.