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Finding the Fourth Proportional to 622,047.29, 933,219 and 201,323.17

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Solution

The fourth proportional to 622,047.29, 933,219 and 201,323.17 is: 302,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,047.29 : 933,219 = 201,323.17 : x
  2. Step 2: Convert to fraction form
    622,047.29/933,219 = 201,323.17/x
  3. Step 3: Cross multiply
    622,047.29x = 933,219 × 201,323.17
  4. Step 4: Simplify right side
    622,047.29x = 187,878,605,051.18
  5. Step 5: Solve for x
    x = 187,878,605,051.18/622,047.29
  6. Step 6: Final answer
    x = 302,032.67

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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.