Home / 356,966.96-492,583.01-203,974.74

Finding the Fourth Proportional to 356,966.96, 492,583.01 and 203,974.74

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Solution

The fourth proportional to 356,966.96, 492,583.01 and 203,974.74 is: 281,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,966.96 : 492,583.01 = 203,974.74 : x
  2. Step 2: Convert to fraction form
    356,966.96/492,583.01 = 203,974.74/x
  3. Step 3: Cross multiply
    356,966.96x = 492,583.01 × 203,974.74
  4. Step 4: Simplify right side
    356,966.96x = 100,474,490,373.29
  5. Step 5: Solve for x
    x = 100,474,490,373.29/356,966.96
  6. Step 6: Final answer
    x = 281,467.20

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1.5x scale

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.