Home / 366,942.15-550,413.23-340,370.10

Finding the Fourth Proportional to 366,942.15, 550,413.23 and 340,370.10

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Solution

The fourth proportional to 366,942.15, 550,413.23 and 340,370.10 is: 510,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,942.15 : 550,413.23 = 340,370.10 : x
  2. Step 2: Convert to fraction form
    366,942.15/550,413.23 = 340,370.10/x
  3. Step 3: Cross multiply
    366,942.15x = 550,413.23 × 340,370.10
  4. Step 4: Simplify right side
    366,942.15x = 187,344,206,136.42
  5. Step 5: Solve for x
    x = 187,344,206,136.42/366,942.15
  6. Step 6: Final answer
    x = 510,555.15

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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.