Home / 358,865.94-537,896.58-145,584.30

Finding the Fourth Proportional to 358,865.94, 537,896.58 and 145,584.30

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Solution

The fourth proportional to 358,865.94, 537,896.58 and 145,584.30 is: 218,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,865.94 : 537,896.58 = 145,584.30 : x
  2. Step 2: Convert to fraction form
    358,865.94/537,896.58 = 145,584.30/x
  3. Step 3: Cross multiply
    358,865.94x = 537,896.58 × 145,584.30
  4. Step 4: Simplify right side
    358,865.94x = 78,309,297,071.69
  5. Step 5: Solve for x
    x = 78,309,297,071.69/358,865.94
  6. Step 6: Final answer
    x = 218,213.23

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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.