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Finding the Fourth Proportional to 614,103.42, 921,028.08 and 164,717.37

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Solution

The fourth proportional to 614,103.42, 921,028.08 and 164,717.37 is: 247,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,103.42 : 921,028.08 = 164,717.37 : x
  2. Step 2: Convert to fraction form
    614,103.42/921,028.08 = 164,717.37/x
  3. Step 3: Cross multiply
    614,103.42x = 921,028.08 × 164,717.37
  4. Step 4: Simplify right side
    614,103.42x = 151,709,323,033.75
  5. Step 5: Solve for x
    x = 151,709,323,033.75/614,103.42
  6. Step 6: Final answer
    x = 247,041.98

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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.