Home / 308,868.06-463,601.69-149,056.46

Finding the Fourth Proportional to 308,868.06, 463,601.69 and 149,056.46

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Solution

The fourth proportional to 308,868.06, 463,601.69 and 149,056.46 is: 223,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,868.06 : 463,601.69 = 149,056.46 : x
  2. Step 2: Convert to fraction form
    308,868.06/463,601.69 = 149,056.46/x
  3. Step 3: Cross multiply
    308,868.06x = 463,601.69 × 149,056.46
  4. Step 4: Simplify right side
    308,868.06x = 69,102,828,293.06
  5. Step 5: Solve for x
    x = 69,102,828,293.06/308,868.06
  6. Step 6: Final answer
    x = 223,729.28

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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.