Home / 356,966.94-492,582.99-203,974.74

Finding the Fourth Proportional to 356,966.94, 492,582.99 and 203,974.74

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Solution

The fourth proportional to 356,966.94, 492,582.99 and 203,974.74 is: 281,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,966.94 : 492,582.99 = 203,974.74 : x
  2. Step 2: Convert to fraction form
    356,966.94/492,582.99 = 203,974.74/x
  3. Step 3: Cross multiply
    356,966.94x = 492,582.99 × 203,974.74
  4. Step 4: Simplify right side
    356,966.94x = 100,474,487,313.67
  5. Step 5: Solve for x
    x = 100,474,487,313.67/356,966.94
  6. Step 6: Final answer
    x = 281,467.21

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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.