Home / 382,238.52-527,499.28-210,163.67

Finding the Fourth Proportional to 382,238.52, 527,499.28 and 210,163.67

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Solution

The fourth proportional to 382,238.52, 527,499.28 and 210,163.67 is: 290,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,238.52 : 527,499.28 = 210,163.67 : x
  2. Step 2: Convert to fraction form
    382,238.52/527,499.28 = 210,163.67/x
  3. Step 3: Cross multiply
    382,238.52x = 527,499.28 × 210,163.67
  4. Step 4: Simplify right side
    382,238.52x = 110,861,184,607.16
  5. Step 5: Solve for x
    x = 110,861,184,607.16/382,238.52
  6. Step 6: Final answer
    x = 290,031.43

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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.