Home / 349,273.42-524,276.55-309,546.56

Finding the Fourth Proportional to 349,273.42, 524,276.55 and 309,546.56

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Solution

The fourth proportional to 349,273.42, 524,276.55 and 309,546.56 is: 464,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,273.42 : 524,276.55 = 309,546.56 : x
  2. Step 2: Convert to fraction form
    349,273.42/524,276.55 = 309,546.56/x
  3. Step 3: Cross multiply
    349,273.42x = 524,276.55 × 309,546.56
  4. Step 4: Simplify right side
    349,273.42x = 162,288,003,851.86
  5. Step 5: Solve for x
    x = 162,288,003,851.86/349,273.42
  6. Step 6: Final answer
    x = 464,644.59

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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.