Home / 358,155.45-494,271.14-197,007.57

Finding the Fourth Proportional to 358,155.45, 494,271.14 and 197,007.57

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Solution

The fourth proportional to 358,155.45, 494,271.14 and 197,007.57 is: 271,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,155.45 : 494,271.14 = 197,007.57 : x
  2. Step 2: Convert to fraction form
    358,155.45/494,271.14 = 197,007.57/x
  3. Step 3: Cross multiply
    358,155.45x = 494,271.14 × 197,007.57
  4. Step 4: Simplify right side
    358,155.45x = 97,375,156,212.53
  5. Step 5: Solve for x
    x = 97,375,156,212.53/358,155.45
  6. Step 6: Final answer
    x = 271,879.59

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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.