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Finding the Fourth Proportional to 353,731.41, 488,146.41 and 192,586.14

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Solution

The fourth proportional to 353,731.41, 488,146.41 and 192,586.14 is: 265,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,731.41 : 488,146.41 = 192,586.14 : x
  2. Step 2: Convert to fraction form
    353,731.41/488,146.41 = 192,586.14/x
  3. Step 3: Cross multiply
    353,731.41x = 488,146.41 × 192,586.14
  4. Step 4: Simplify right side
    353,731.41x = 94,010,232,856.76
  5. Step 5: Solve for x
    x = 94,010,232,856.76/353,731.41
  6. Step 6: Final answer
    x = 265,767.27

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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.