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Finding the Fourth Proportional to 472,853.92, 708,906.48 and 236,066.08

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Solution

The fourth proportional to 472,853.92, 708,906.48 and 236,066.08 is: 353,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,853.92 : 708,906.48 = 236,066.08 : x
  2. Step 2: Convert to fraction form
    472,853.92/708,906.48 = 236,066.08/x
  3. Step 3: Cross multiply
    472,853.92x = 708,906.48 × 236,066.08
  4. Step 4: Simplify right side
    472,853.92x = 167,348,773,820.20
  5. Step 5: Solve for x
    x = 167,348,773,820.20/472,853.92
  6. Step 6: Final answer
    x = 353,912.21

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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.