Home / 358,601.76-537,719.04-200,787.84

Finding the Fourth Proportional to 358,601.76, 537,719.04 and 200,787.84

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Solution

The fourth proportional to 358,601.76, 537,719.04 and 200,787.84 is: 301,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,601.76 : 537,719.04 = 200,787.84 : x
  2. Step 2: Convert to fraction form
    358,601.76/537,719.04 = 200,787.84/x
  3. Step 3: Cross multiply
    358,601.76x = 537,719.04 × 200,787.84
  4. Step 4: Simplify right side
    358,601.76x = 107,967,444,568.47
  5. Step 5: Solve for x
    x = 107,967,444,568.47/358,601.76
  6. Step 6: Final answer
    x = 301,078.96

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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.