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Finding the Fourth Proportional to 349,309.98, 481,765.80 and 234,554.04

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Solution

The fourth proportional to 349,309.98, 481,765.80 and 234,554.04 is: 323,495.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,309.98 : 481,765.80 = 234,554.04 : x
  2. Step 2: Convert to fraction form
    349,309.98/481,765.80 = 234,554.04/x
  3. Step 3: Cross multiply
    349,309.98x = 481,765.80 × 234,554.04
  4. Step 4: Simplify right side
    349,309.98x = 113,000,114,723.83
  5. Step 5: Solve for x
    x = 113,000,114,723.83/349,309.98
  6. Step 6: Final answer
    x = 323,495.24

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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.