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Finding the Fourth Proportional to 259,661, 358,332.18 and 184,340.72

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Solution

The fourth proportional to 259,661, 358,332.18 and 184,340.72 is: 254,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,661 : 358,332.18 = 184,340.72 : x
  2. Step 2: Convert to fraction form
    259,661/358,332.18 = 184,340.72/x
  3. Step 3: Cross multiply
    259,661x = 358,332.18 × 184,340.72
  4. Step 4: Simplify right side
    259,661x = 66,055,212,060.37
  5. Step 5: Solve for x
    x = 66,055,212,060.37/259,661
  6. Step 6: Final answer
    x = 254,390.19

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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.