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Finding the Fourth Proportional to 296,771.56, 444,959.70 and 154,266.64

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Solution

The fourth proportional to 296,771.56, 444,959.70 and 154,266.64 is: 231,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,771.56 : 444,959.70 = 154,266.64 : x
  2. Step 2: Convert to fraction form
    296,771.56/444,959.70 = 154,266.64/x
  3. Step 3: Cross multiply
    296,771.56x = 444,959.70 × 154,266.64
  4. Step 4: Simplify right side
    296,771.56x = 68,642,437,854.41
  5. Step 5: Solve for x
    x = 68,642,437,854.41/296,771.56
  6. Step 6: Final answer
    x = 231,297.22

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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.