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Finding the Fourth Proportional to 476,326.89, 713,936.30 and 176,576.67

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Solution

The fourth proportional to 476,326.89, 713,936.30 and 176,576.67 is: 264,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,326.89 : 713,936.30 = 176,576.67 : x
  2. Step 2: Convert to fraction form
    476,326.89/713,936.30 = 176,576.67/x
  3. Step 3: Cross multiply
    476,326.89x = 713,936.30 × 176,576.67
  4. Step 4: Simplify right side
    476,326.89x = 126,064,493,563.24
  5. Step 5: Solve for x
    x = 126,064,493,563.24/476,326.89
  6. Step 6: Final answer
    x = 264,659.62

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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.