Home / 455,734.37-683,684.58-156,245.24

Finding the Fourth Proportional to 455,734.37, 683,684.58 and 156,245.24

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Solution

The fourth proportional to 455,734.37, 683,684.58 and 156,245.24 is: 234,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,734.37 : 683,684.58 = 156,245.24 : x
  2. Step 2: Convert to fraction form
    455,734.37/683,684.58 = 156,245.24/x
  3. Step 3: Cross multiply
    455,734.37x = 683,684.58 × 156,245.24
  4. Step 4: Simplify right side
    455,734.37x = 106,822,457,867.98
  5. Step 5: Solve for x
    x = 106,822,457,867.98/455,734.37
  6. Step 6: Final answer
    x = 234,396.32

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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.