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Finding the Fourth Proportional to 344,031.96, 474,764.58 and 193,130.04

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Solution

The fourth proportional to 344,031.96, 474,764.58 and 193,130.04 is: 266,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,031.96 : 474,764.58 = 193,130.04 : x
  2. Step 2: Convert to fraction form
    344,031.96/474,764.58 = 193,130.04/x
  3. Step 3: Cross multiply
    344,031.96x = 474,764.58 × 193,130.04
  4. Step 4: Simplify right side
    344,031.96x = 91,691,302,325.98
  5. Step 5: Solve for x
    x = 91,691,302,325.98/344,031.96
  6. Step 6: Final answer
    x = 266,519.72

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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.