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Finding the Fourth Proportional to 606,471.96, 836,882.20 and 348,266.54

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Solution

The fourth proportional to 606,471.96, 836,882.20 and 348,266.54 is: 480,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,471.96 : 836,882.20 = 348,266.54 : x
  2. Step 2: Convert to fraction form
    606,471.96/836,882.20 = 348,266.54/x
  3. Step 3: Cross multiply
    606,471.96x = 836,882.20 × 348,266.54
  4. Step 4: Simplify right side
    606,471.96x = 291,458,066,981.16
  5. Step 5: Solve for x
    x = 291,458,066,981.16/606,471.96
  6. Step 6: Final answer
    x = 480,579.63

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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.