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Finding the Fourth Proportional to 299,575.26, 449,362.89 and 122,051.00

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Solution

The fourth proportional to 299,575.26, 449,362.89 and 122,051.00 is: 183,076.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,575.26 : 449,362.89 = 122,051.00 : x
  2. Step 2: Convert to fraction form
    299,575.26/449,362.89 = 122,051.00/x
  3. Step 3: Cross multiply
    299,575.26x = 449,362.89 × 122,051.00
  4. Step 4: Simplify right side
    299,575.26x = 54,845,191,210.80
  5. Step 5: Solve for x
    x = 54,845,191,210.80/299,575.26
  6. Step 6: Final answer
    x = 183,076.50

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1.5x scale

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.