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Finding the Fourth Proportional to 602,163.54, 831,023.01 and 333,891.54

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Solution

The fourth proportional to 602,163.54, 831,023.01 and 333,891.54 is: 460,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,163.54 : 831,023.01 = 333,891.54 : x
  2. Step 2: Convert to fraction form
    602,163.54/831,023.01 = 333,891.54/x
  3. Step 3: Cross multiply
    602,163.54x = 831,023.01 × 333,891.54
  4. Step 4: Simplify right side
    602,163.54x = 277,471,552,584.34
  5. Step 5: Solve for x
    x = 277,471,552,584.34/602,163.54
  6. Step 6: Final answer
    x = 460,791.02

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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.