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Finding the Fourth Proportional to 245,138.05, 338,304.95 and 184,601.89

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Solution

The fourth proportional to 245,138.05, 338,304.95 and 184,601.89 is: 254,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,138.05 : 338,304.95 = 184,601.89 : x
  2. Step 2: Convert to fraction form
    245,138.05/338,304.95 = 184,601.89/x
  3. Step 3: Cross multiply
    245,138.05x = 338,304.95 × 184,601.89
  4. Step 4: Simplify right side
    245,138.05x = 62,451,733,166.36
  5. Step 5: Solve for x
    x = 62,451,733,166.36/245,138.05
  6. Step 6: Final answer
    x = 254,761.48

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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.