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Finding the Fourth Proportional to 551,961.56, 761,713.73 and 334,167.27

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Solution

The fourth proportional to 551,961.56, 761,713.73 and 334,167.27 is: 461,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,961.56 : 761,713.73 = 334,167.27 : x
  2. Step 2: Convert to fraction form
    551,961.56/761,713.73 = 334,167.27/x
  3. Step 3: Cross multiply
    551,961.56x = 761,713.73 × 334,167.27
  4. Step 4: Simplify right side
    551,961.56x = 254,539,796,004.78
  5. Step 5: Solve for x
    x = 254,539,796,004.78/551,961.56
  6. Step 6: Final answer
    x = 461,154.94

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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.