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Finding the Fourth Proportional to 362,099.88, 500,112.57 and 238,473.51

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Solution

The fourth proportional to 362,099.88, 500,112.57 and 238,473.51 is: 329,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,099.88 : 500,112.57 = 238,473.51 : x
  2. Step 2: Convert to fraction form
    362,099.88/500,112.57 = 238,473.51/x
  3. Step 3: Cross multiply
    362,099.88x = 500,112.57 × 238,473.51
  4. Step 4: Simplify right side
    362,099.88x = 119,263,599,963.02
  5. Step 5: Solve for x
    x = 119,263,599,963.02/362,099.88
  6. Step 6: Final answer
    x = 329,366.58

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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.