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Finding the Fourth Proportional to 602,181.37, 903,083.73 and 217,881.73

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Solution

The fourth proportional to 602,181.37, 903,083.73 and 217,881.73 is: 326,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,181.37 : 903,083.73 = 217,881.73 : x
  2. Step 2: Convert to fraction form
    602,181.37/903,083.73 = 217,881.73/x
  3. Step 3: Cross multiply
    602,181.37x = 903,083.73 × 217,881.73
  4. Step 4: Simplify right side
    602,181.37x = 196,765,445,427.25
  5. Step 5: Solve for x
    x = 196,765,445,427.25/602,181.37
  6. Step 6: Final answer
    x = 326,754.46

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1.5x scale

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.