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Finding the Fourth Proportional to 622,472.42, 933,703.40 and 173,192

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Solution

The fourth proportional to 622,472.42, 933,703.40 and 173,192 is: 259,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,472.42 : 933,703.40 = 173,192 : x
  2. Step 2: Convert to fraction form
    622,472.42/933,703.40 = 173,192/x
  3. Step 3: Cross multiply
    622,472.42x = 933,703.40 × 173,192
  4. Step 4: Simplify right side
    622,472.42x = 161,709,958,386.84
  5. Step 5: Solve for x
    x = 161,709,958,386.84/622,472.42
  6. Step 6: Final answer
    x = 259,786.54

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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.