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Finding the Fourth Proportional to 622,049.30, 933,222 and 201,325.16

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Solution

The fourth proportional to 622,049.30, 933,222 and 201,325.16 is: 302,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,049.30 : 933,222 = 201,325.16 : x
  2. Step 2: Convert to fraction form
    622,049.30/933,222 = 201,325.16/x
  3. Step 3: Cross multiply
    622,049.30x = 933,222 × 201,325.16
  4. Step 4: Simplify right side
    622,049.30x = 187,881,068,465.52
  5. Step 5: Solve for x
    x = 187,881,068,465.52/622,049.30
  6. Step 6: Final answer
    x = 302,035.66

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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.