Home / 305,971.29-458,956.85-95,609.23

Finding the Fourth Proportional to 305,971.29, 458,956.85 and 95,609.23

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Solution

The fourth proportional to 305,971.29, 458,956.85 and 95,609.23 is: 143,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,971.29 : 458,956.85 = 95,609.23 : x
  2. Step 2: Convert to fraction form
    305,971.29/458,956.85 = 95,609.23/x
  3. Step 3: Cross multiply
    305,971.29x = 458,956.85 × 95,609.23
  4. Step 4: Simplify right side
    305,971.29x = 43,880,509,944.09
  5. Step 5: Solve for x
    x = 43,880,509,944.09/305,971.29
  6. Step 6: Final answer
    x = 143,413.81

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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.