Home / 308,738.24-463,106.16-202,790.72

Finding the Fourth Proportional to 308,738.24, 463,106.16 and 202,790.72

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Solution

The fourth proportional to 308,738.24, 463,106.16 and 202,790.72 is: 304,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,738.24 : 463,106.16 = 202,790.72 : x
  2. Step 2: Convert to fraction form
    308,738.24/463,106.16 = 202,790.72/x
  3. Step 3: Cross multiply
    308,738.24x = 463,106.16 × 202,790.72
  4. Step 4: Simplify right side
    308,738.24x = 93,913,631,622.84
  5. Step 5: Solve for x
    x = 93,913,631,622.84/308,738.24
  6. Step 6: Final answer
    x = 304,185.29

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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.