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Finding the Fourth Proportional to 576,249.45, 864,502.66 and 176,930.59

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Solution

The fourth proportional to 576,249.45, 864,502.66 and 176,930.59 is: 265,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,249.45 : 864,502.66 = 176,930.59 : x
  2. Step 2: Convert to fraction form
    576,249.45/864,502.66 = 176,930.59/x
  3. Step 3: Cross multiply
    576,249.45x = 864,502.66 × 176,930.59
  4. Step 4: Simplify right side
    576,249.45x = 152,956,965,690.37
  5. Step 5: Solve for x
    x = 152,956,965,690.37/576,249.45
  6. Step 6: Final answer
    x = 265,435.33

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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.