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Finding the Fourth Proportional to 465,268.76, 697,521.78 and 165,578.68

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Solution

The fourth proportional to 465,268.76, 697,521.78 and 165,578.68 is: 248,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,268.76 : 697,521.78 = 165,578.68 : x
  2. Step 2: Convert to fraction form
    465,268.76/697,521.78 = 165,578.68/x
  3. Step 3: Cross multiply
    465,268.76x = 697,521.78 × 165,578.68
  4. Step 4: Simplify right side
    465,268.76x = 115,494,736,475.55
  5. Step 5: Solve for x
    x = 115,494,736,475.55/465,268.76
  6. Step 6: Final answer
    x = 248,232.31

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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.