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Finding the Fourth Proportional to 367,622.92, 507,259.97 and 229,785.54

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Solution

The fourth proportional to 367,622.92, 507,259.97 and 229,785.54 is: 317,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,622.92 : 507,259.97 = 229,785.54 : x
  2. Step 2: Convert to fraction form
    367,622.92/507,259.97 = 229,785.54/x
  3. Step 3: Cross multiply
    367,622.92x = 507,259.97 × 229,785.54
  4. Step 4: Simplify right side
    367,622.92x = 116,561,003,590.53
  5. Step 5: Solve for x
    x = 116,561,003,590.53/367,622.92
  6. Step 6: Final answer
    x = 317,066.75

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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.