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Finding the Fourth Proportional to 350,350.04, 483,482.97 and 189,205.05

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Solution

The fourth proportional to 350,350.04, 483,482.97 and 189,205.05 is: 261,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,350.04 : 483,482.97 = 189,205.05 : x
  2. Step 2: Convert to fraction form
    350,350.04/483,482.97 = 189,205.05/x
  3. Step 3: Cross multiply
    350,350.04x = 483,482.97 × 189,205.05
  4. Step 4: Simplify right side
    350,350.04x = 91,477,419,513.00
  5. Step 5: Solve for x
    x = 91,477,419,513.00/350,350.04
  6. Step 6: Final answer
    x = 261,102.93

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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.