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Finding the Fourth Proportional to 622,197.56, 933,443.94 and 201,472.76

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Solution

The fourth proportional to 622,197.56, 933,443.94 and 201,472.76 is: 302,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,197.56 : 933,443.94 = 201,472.76 : x
  2. Step 2: Convert to fraction form
    622,197.56/933,443.94 = 201,472.76/x
  3. Step 3: Cross multiply
    622,197.56x = 933,443.94 × 201,472.76
  4. Step 4: Simplify right side
    622,197.56x = 188,063,526,897.07
  5. Step 5: Solve for x
    x = 188,063,526,897.07/622,197.56
  6. Step 6: Final answer
    x = 302,256.93

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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.