Home / 351,285.08-484,643.72-230,493.42

Finding the Fourth Proportional to 351,285.08, 484,643.72 and 230,493.42

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Solution

The fourth proportional to 351,285.08, 484,643.72 and 230,493.42 is: 317,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,285.08 : 484,643.72 = 230,493.42 : x
  2. Step 2: Convert to fraction form
    351,285.08/484,643.72 = 230,493.42/x
  3. Step 3: Cross multiply
    351,285.08x = 484,643.72 × 230,493.42
  4. Step 4: Simplify right side
    351,285.08x = 111,707,189,080.56
  5. Step 5: Solve for x
    x = 111,707,189,080.56/351,285.08
  6. Step 6: Final answer
    x = 317,995.83

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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.