Home / 262,509.46-362,069.68-197,981.40

Finding the Fourth Proportional to 262,509.46, 362,069.68 and 197,981.40

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Solution

The fourth proportional to 262,509.46, 362,069.68 and 197,981.40 is: 273,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,509.46 : 362,069.68 = 197,981.40 : x
  2. Step 2: Convert to fraction form
    262,509.46/362,069.68 = 197,981.40/x
  3. Step 3: Cross multiply
    262,509.46x = 362,069.68 × 197,981.40
  4. Step 4: Simplify right side
    262,509.46x = 71,683,062,143.95
  5. Step 5: Solve for x
    x = 71,683,062,143.95/262,509.46
  6. Step 6: Final answer
    x = 273,068.49

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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.