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Finding the Fourth Proportional to 305,609.22, 458,413.43 and 116,069.22

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Solution

The fourth proportional to 305,609.22, 458,413.43 and 116,069.22 is: 174,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,609.22 : 458,413.43 = 116,069.22 : x
  2. Step 2: Convert to fraction form
    305,609.22/458,413.43 = 116,069.22/x
  3. Step 3: Cross multiply
    305,609.22x = 458,413.43 × 116,069.22
  4. Step 4: Simplify right side
    305,609.22x = 53,207,688,677.28
  5. Step 5: Solve for x
    x = 53,207,688,677.28/305,609.22
  6. Step 6: Final answer
    x = 174,103.68

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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.