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Finding the Fourth Proportional to 339,463.02, 508,419.30 and 162,094.88

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Solution

The fourth proportional to 339,463.02, 508,419.30 and 162,094.88 is: 242,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,463.02 : 508,419.30 = 162,094.88 : x
  2. Step 2: Convert to fraction form
    339,463.02/508,419.30 = 162,094.88/x
  3. Step 3: Cross multiply
    339,463.02x = 508,419.30 × 162,094.88
  4. Step 4: Simplify right side
    339,463.02x = 82,412,165,423.18
  5. Step 5: Solve for x
    x = 82,412,165,423.18/339,463.02
  6. Step 6: Final answer
    x = 242,772.14

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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.