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Finding the Fourth Proportional to 350,357.28, 483,493.59 and 199,454.28

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Solution

The fourth proportional to 350,357.28, 483,493.59 and 199,454.28 is: 275,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,357.28 : 483,493.59 = 199,454.28 : x
  2. Step 2: Convert to fraction form
    350,357.28/483,493.59 = 199,454.28/x
  3. Step 3: Cross multiply
    350,357.28x = 483,493.59 × 199,454.28
  4. Step 4: Simplify right side
    350,357.28x = 96,434,865,878.07
  5. Step 5: Solve for x
    x = 96,434,865,878.07/350,357.28
  6. Step 6: Final answer
    x = 275,247.22

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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.