Home / 629.06-943.34-282.16

Finding the Fourth Proportional to 629.06, 943.34 and 282.16

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Solution

The fourth proportional to 629.06, 943.34 and 282.16 is: 423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.06 : 943.34 = 282.16 : x
  2. Step 2: Convert to fraction form
    629.06/943.34 = 282.16/x
  3. Step 3: Cross multiply
    629.06x = 943.34 × 282.16
  4. Step 4: Simplify right side
    629.06x = 266,172.81
  5. Step 5: Solve for x
    x = 266,172.81/629.06
  6. Step 6: Final answer
    x = 423.13

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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.