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Finding the Fourth Proportional to 304,756.44, 457,207.65 and 127,164.66

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Solution

The fourth proportional to 304,756.44, 457,207.65 and 127,164.66 is: 190,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,756.44 : 457,207.65 = 127,164.66 : x
  2. Step 2: Convert to fraction form
    304,756.44/457,207.65 = 127,164.66/x
  3. Step 3: Cross multiply
    304,756.44x = 457,207.65 × 127,164.66
  4. Step 4: Simplify right side
    304,756.44x = 58,140,655,361.65
  5. Step 5: Solve for x
    x = 58,140,655,361.65/304,756.44
  6. Step 6: Final answer
    x = 190,777.45

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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.