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Finding the Fourth Proportional to 575,198.62, 862,704.45 and 271,592.22

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Solution

The fourth proportional to 575,198.62, 862,704.45 and 271,592.22 is: 407,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,198.62 : 862,704.45 = 271,592.22 : x
  2. Step 2: Convert to fraction form
    575,198.62/862,704.45 = 271,592.22/x
  3. Step 3: Cross multiply
    575,198.62x = 862,704.45 × 271,592.22
  4. Step 4: Simplify right side
    575,198.62x = 234,303,816,779.38
  5. Step 5: Solve for x
    x = 234,303,816,779.38/575,198.62
  6. Step 6: Final answer
    x = 407,344.19

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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.