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Finding the Fourth Proportional to 262,671.48, 362,396.70 and 149,465.88

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Solution

The fourth proportional to 262,671.48, 362,396.70 and 149,465.88 is: 206,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,671.48 : 362,396.70 = 149,465.88 : x
  2. Step 2: Convert to fraction form
    262,671.48/362,396.70 = 149,465.88/x
  3. Step 3: Cross multiply
    262,671.48x = 362,396.70 × 149,465.88
  4. Step 4: Simplify right side
    262,671.48x = 54,165,941,674.60
  5. Step 5: Solve for x
    x = 54,165,941,674.60/262,671.48
  6. Step 6: Final answer
    x = 206,211.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.