Home / 299,039.04-412,683.84-163,080.44

Finding the Fourth Proportional to 299,039.04, 412,683.84 and 163,080.44

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Solution

The fourth proportional to 299,039.04, 412,683.84 and 163,080.44 is: 225,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,039.04 : 412,683.84 = 163,080.44 : x
  2. Step 2: Convert to fraction form
    299,039.04/412,683.84 = 163,080.44/x
  3. Step 3: Cross multiply
    299,039.04x = 412,683.84 × 163,080.44
  4. Step 4: Simplify right side
    299,039.04x = 67,300,662,208.09
  5. Step 5: Solve for x
    x = 67,300,662,208.09/299,039.04
  6. Step 6: Final answer
    x = 225,056.44

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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.