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Finding the Fourth Proportional to 622,049.80, 933,222.76 and 201,325.68

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Solution

The fourth proportional to 622,049.80, 933,222.76 and 201,325.68 is: 302,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,049.80 : 933,222.76 = 201,325.68 : x
  2. Step 2: Convert to fraction form
    622,049.80/933,222.76 = 201,325.68/x
  3. Step 3: Cross multiply
    622,049.80x = 933,222.76 × 201,325.68
  4. Step 4: Simplify right side
    622,049.80x = 187,881,706,748.48
  5. Step 5: Solve for x
    x = 187,881,706,748.48/622,049.80
  6. Step 6: Final answer
    x = 302,036.44

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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.