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Finding the Fourth Proportional to 335,313.72, 503,032.74 and 110,689.80

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Solution

The fourth proportional to 335,313.72, 503,032.74 and 110,689.80 is: 166,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,313.72 : 503,032.74 = 110,689.80 : x
  2. Step 2: Convert to fraction form
    335,313.72/503,032.74 = 110,689.80/x
  3. Step 3: Cross multiply
    335,313.72x = 503,032.74 × 110,689.80
  4. Step 4: Simplify right side
    335,313.72x = 55,680,593,384.05
  5. Step 5: Solve for x
    x = 55,680,593,384.05/335,313.72
  6. Step 6: Final answer
    x = 166,055.22

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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.