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Finding the Fourth Proportional to 608,226.22, 839,413.20 and 336,314.62

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Solution

The fourth proportional to 608,226.22, 839,413.20 and 336,314.62 is: 464,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,226.22 : 839,413.20 = 336,314.62 : x
  2. Step 2: Convert to fraction form
    608,226.22/839,413.20 = 336,314.62/x
  3. Step 3: Cross multiply
    608,226.22x = 839,413.20 × 336,314.62
  4. Step 4: Simplify right side
    608,226.22x = 282,306,931,380.98
  5. Step 5: Solve for x
    x = 282,306,931,380.98/608,226.22
  6. Step 6: Final answer
    x = 464,147.91

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1.5x scale

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.