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Finding the Fourth Proportional to 299,205.19, 448,571.46 and 149,362.88

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Solution

The fourth proportional to 299,205.19, 448,571.46 and 149,362.88 is: 223,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,205.19 : 448,571.46 = 149,362.88 : x
  2. Step 2: Convert to fraction form
    299,205.19/448,571.46 = 149,362.88/x
  3. Step 3: Cross multiply
    299,205.19x = 448,571.46 × 149,362.88
  4. Step 4: Simplify right side
    299,205.19x = 66,999,925,151.40
  5. Step 5: Solve for x
    x = 66,999,925,151.40/299,205.19
  6. Step 6: Final answer
    x = 223,926.35

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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.