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Finding the Fourth Proportional to 484,668, 727,068.24 and 169,077.60

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Solution

The fourth proportional to 484,668, 727,068.24 and 169,077.60 is: 253,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,668 : 727,068.24 = 169,077.60 : x
  2. Step 2: Convert to fraction form
    484,668/727,068.24 = 169,077.60/x
  3. Step 3: Cross multiply
    484,668x = 727,068.24 × 169,077.60
  4. Step 4: Simplify right side
    484,668x = 122,930,953,055.42
  5. Step 5: Solve for x
    x = 122,930,953,055.42/484,668
  6. Step 6: Final answer
    x = 253,639.51

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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.