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Finding the Fourth Proportional to 349,249.20, 523,096.20 and 302,593.20

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Solution

The fourth proportional to 349,249.20, 523,096.20 and 302,593.20 is: 453,216.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,249.20 : 523,096.20 = 302,593.20 : x
  2. Step 2: Convert to fraction form
    349,249.20/523,096.20 = 302,593.20/x
  3. Step 3: Cross multiply
    349,249.20x = 523,096.20 × 302,593.20
  4. Step 4: Simplify right side
    349,249.20x = 158,285,353,065.84
  5. Step 5: Solve for x
    x = 158,285,353,065.84/349,249.20
  6. Step 6: Final answer
    x = 453,216.08

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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.