Home / 262,719.98-362,639.19-194,715.21

Finding the Fourth Proportional to 262,719.98, 362,639.19 and 194,715.21

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Solution

The fourth proportional to 262,719.98, 362,639.19 and 194,715.21 is: 268,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,719.98 : 362,639.19 = 194,715.21 : x
  2. Step 2: Convert to fraction form
    262,719.98/362,639.19 = 194,715.21/x
  3. Step 3: Cross multiply
    262,719.98x = 362,639.19 × 194,715.21
  4. Step 4: Simplify right side
    262,719.98x = 70,611,366,035.08
  5. Step 5: Solve for x
    x = 70,611,366,035.08/262,719.98
  6. Step 6: Final answer
    x = 268,770.45

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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.