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Finding the Fourth Proportional to 295,016.04, 442,512.66 and 84,653.96

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Solution

The fourth proportional to 295,016.04, 442,512.66 and 84,653.96 is: 126,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,016.04 : 442,512.66 = 84,653.96 : x
  2. Step 2: Convert to fraction form
    295,016.04/442,512.66 = 84,653.96/x
  3. Step 3: Cross multiply
    295,016.04x = 442,512.66 × 84,653.96
  4. Step 4: Simplify right side
    295,016.04x = 37,460,449,019.13
  5. Step 5: Solve for x
    x = 37,460,449,019.13/295,016.04
  6. Step 6: Final answer
    x = 126,977.67

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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.