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Finding the Fourth Proportional to 301,589.82, 452,400.30 and 76,952.22

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Solution

The fourth proportional to 301,589.82, 452,400.30 and 76,952.22 is: 115,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,589.82 : 452,400.30 = 76,952.22 : x
  2. Step 2: Convert to fraction form
    301,589.82/452,400.30 = 76,952.22/x
  3. Step 3: Cross multiply
    301,589.82x = 452,400.30 × 76,952.22
  4. Step 4: Simplify right side
    301,589.82x = 34,813,207,413.67
  5. Step 5: Solve for x
    x = 34,813,207,413.67/301,589.82
  6. Step 6: Final answer
    x = 115,432.30

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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.