Home / 299,226.96-412,939.62-163,263.60

Finding the Fourth Proportional to 299,226.96, 412,939.62 and 163,263.60

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Solution

The fourth proportional to 299,226.96, 412,939.62 and 163,263.60 is: 225,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,226.96 : 412,939.62 = 163,263.60 : x
  2. Step 2: Convert to fraction form
    299,226.96/412,939.62 = 163,263.60/x
  3. Step 3: Cross multiply
    299,226.96x = 412,939.62 × 163,263.60
  4. Step 4: Simplify right side
    299,226.96x = 67,418,008,943.83
  5. Step 5: Solve for x
    x = 67,418,008,943.83/299,226.96
  6. Step 6: Final answer
    x = 225,307.27

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1.5x scale

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.