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Finding the Fourth Proportional to 362,888.51, 544,414.37 and 122,988.78

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Solution

The fourth proportional to 362,888.51, 544,414.37 and 122,988.78 is: 184,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,888.51 : 544,414.37 = 122,988.78 : x
  2. Step 2: Convert to fraction form
    362,888.51/544,414.37 = 122,988.78/x
  3. Step 3: Cross multiply
    362,888.51x = 544,414.37 × 122,988.78
  4. Step 4: Simplify right side
    362,888.51x = 66,956,858,565.82
  5. Step 5: Solve for x
    x = 66,956,858,565.82/362,888.51
  6. Step 6: Final answer
    x = 184,510.83

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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.