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Finding the Fourth Proportional to 299,333, 449,073.48 and 88,970.06

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Solution

The fourth proportional to 299,333, 449,073.48 and 88,970.06 is: 133,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,333 : 449,073.48 = 88,970.06 : x
  2. Step 2: Convert to fraction form
    299,333/449,073.48 = 88,970.06/x
  3. Step 3: Cross multiply
    299,333x = 449,073.48 × 88,970.06
  4. Step 4: Simplify right side
    299,333x = 39,954,094,460.01
  5. Step 5: Solve for x
    x = 39,954,094,460.01/299,333
  6. Step 6: Final answer
    x = 133,477.08

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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.