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Finding the Fourth Proportional to 622,241.92, 933,352 and 201,518.56

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Solution

The fourth proportional to 622,241.92, 933,352 and 201,518.56 is: 302,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,241.92 : 933,352 = 201,518.56 : x
  2. Step 2: Convert to fraction form
    622,241.92/933,352 = 201,518.56/x
  3. Step 3: Cross multiply
    622,241.92x = 933,352 × 201,518.56
  4. Step 4: Simplify right side
    622,241.92x = 188,087,751,013.12
  5. Step 5: Solve for x
    x = 188,087,751,013.12/622,241.92
  6. Step 6: Final answer
    x = 302,274.32

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1.5x scale

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.