Home / 299,349.04-447,659.46-223,500.64

Finding the Fourth Proportional to 299,349.04, 447,659.46 and 223,500.64

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Solution

The fourth proportional to 299,349.04, 447,659.46 and 223,500.64 is: 334,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,349.04 : 447,659.46 = 223,500.64 : x
  2. Step 2: Convert to fraction form
    299,349.04/447,659.46 = 223,500.64/x
  3. Step 3: Cross multiply
    299,349.04x = 447,659.46 × 223,500.64
  4. Step 4: Simplify right side
    299,349.04x = 100,052,175,812.05
  5. Step 5: Solve for x
    x = 100,052,175,812.05/299,349.04
  6. Step 6: Final answer
    x = 334,232.49

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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.