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Finding the Fourth Proportional to 339,718.51, 468,820.61 and 184,680.25

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Solution

The fourth proportional to 339,718.51, 468,820.61 and 184,680.25 is: 254,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,718.51 : 468,820.61 = 184,680.25 : x
  2. Step 2: Convert to fraction form
    339,718.51/468,820.61 = 184,680.25/x
  3. Step 3: Cross multiply
    339,718.51x = 468,820.61 × 184,680.25
  4. Step 4: Simplify right side
    339,718.51x = 86,581,908,694.17
  5. Step 5: Solve for x
    x = 86,581,908,694.17/339,718.51
  6. Step 6: Final answer
    x = 254,863.68

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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.