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Finding the Fourth Proportional to 417,471.16, 576,072.12 and 236,199.64

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Solution

The fourth proportional to 417,471.16, 576,072.12 and 236,199.64 is: 325,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,471.16 : 576,072.12 = 236,199.64 : x
  2. Step 2: Convert to fraction form
    417,471.16/576,072.12 = 236,199.64/x
  3. Step 3: Cross multiply
    417,471.16x = 576,072.12 × 236,199.64
  4. Step 4: Simplify right side
    417,471.16x = 136,068,027,358.04
  5. Step 5: Solve for x
    x = 136,068,027,358.04/417,471.16
  6. Step 6: Final answer
    x = 325,933.96

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1.5x scale

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.