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Finding the Fourth Proportional to 362,886.44, 500,754.91 and 201,731.67

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Solution

The fourth proportional to 362,886.44, 500,754.91 and 201,731.67 is: 278,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,886.44 : 500,754.91 = 201,731.67 : x
  2. Step 2: Convert to fraction form
    362,886.44/500,754.91 = 201,731.67/x
  3. Step 3: Cross multiply
    362,886.44x = 500,754.91 × 201,731.67
  4. Step 4: Simplify right side
    362,886.44x = 101,018,124,255.00
  5. Step 5: Solve for x
    x = 101,018,124,255.00/362,886.44
  6. Step 6: Final answer
    x = 278,373.93

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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.