Home / 430,213.46-593,695.07-239,222.75

Finding the Fourth Proportional to 430,213.46, 593,695.07 and 239,222.75

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Solution

The fourth proportional to 430,213.46, 593,695.07 and 239,222.75 is: 330,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,213.46 : 593,695.07 = 239,222.75 : x
  2. Step 2: Convert to fraction form
    430,213.46/593,695.07 = 239,222.75/x
  3. Step 3: Cross multiply
    430,213.46x = 593,695.07 × 239,222.75
  4. Step 4: Simplify right side
    430,213.46x = 142,025,367,378.87
  5. Step 5: Solve for x
    x = 142,025,367,378.87/430,213.46
  6. Step 6: Final answer
    x = 330,127.67

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1.5x scale

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.