Home / 950,354.96-1,425,413.52-310,605.21

Finding the Fourth Proportional to 950,354.96, 1,425,413.52 and 310,605.21

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Solution

The fourth proportional to 950,354.96, 1,425,413.52 and 310,605.21 is: 465,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,354.96 : 1,425,413.52 = 310,605.21 : x
  2. Step 2: Convert to fraction form
    950,354.96/1,425,413.52 = 310,605.21/x
  3. Step 3: Cross multiply
    950,354.96x = 1,425,413.52 × 310,605.21
  4. Step 4: Simplify right side
    950,354.96x = 442,740,865,716.44
  5. Step 5: Solve for x
    x = 442,740,865,716.44/950,354.96
  6. Step 6: Final answer
    x = 465,868.95

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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.