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Finding the Fourth Proportional to 335,974.76, 463,645.16 and 185,071.76

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Solution

The fourth proportional to 335,974.76, 463,645.16 and 185,071.76 is: 255,399.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,974.76 : 463,645.16 = 185,071.76 : x
  2. Step 2: Convert to fraction form
    335,974.76/463,645.16 = 185,071.76/x
  3. Step 3: Cross multiply
    335,974.76x = 463,645.16 × 185,071.76
  4. Step 4: Simplify right side
    335,974.76x = 85,807,625,776.68
  5. Step 5: Solve for x
    x = 85,807,625,776.68/335,974.76
  6. Step 6: Final answer
    x = 255,399.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.