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Finding the Fourth Proportional to 304,665.98, 456,700.68 and 127,223.74

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Solution

The fourth proportional to 304,665.98, 456,700.68 and 127,223.74 is: 190,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,665.98 : 456,700.68 = 127,223.74 : x
  2. Step 2: Convert to fraction form
    304,665.98/456,700.68 = 127,223.74/x
  3. Step 3: Cross multiply
    304,665.98x = 456,700.68 × 127,223.74
  4. Step 4: Simplify right side
    304,665.98x = 58,103,166,286.64
  5. Step 5: Solve for x
    x = 58,103,166,286.64/304,665.98
  6. Step 6: Final answer
    x = 190,711.04

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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.