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Finding the Fourth Proportional to 484,756.45, 727,466.81 and 169,213.32

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Solution

The fourth proportional to 484,756.45, 727,466.81 and 169,213.32 is: 253,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,756.45 : 727,466.81 = 169,213.32 : x
  2. Step 2: Convert to fraction form
    484,756.45/727,466.81 = 169,213.32/x
  3. Step 3: Cross multiply
    484,756.45x = 727,466.81 × 169,213.32
  4. Step 4: Simplify right side
    484,756.45x = 123,097,073,263.84
  5. Step 5: Solve for x
    x = 123,097,073,263.84/484,756.45
  6. Step 6: Final answer
    x = 253,935.92

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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.