Home / 455,904.37-683,245.23-354,824.47

Finding the Fourth Proportional to 455,904.37, 683,245.23 and 354,824.47

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Solution

The fourth proportional to 455,904.37, 683,245.23 and 354,824.47 is: 531,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,904.37 : 683,245.23 = 354,824.47 : x
  2. Step 2: Convert to fraction form
    455,904.37/683,245.23 = 354,824.47/x
  3. Step 3: Cross multiply
    455,904.37x = 683,245.23 × 354,824.47
  4. Step 4: Simplify right side
    455,904.37x = 242,432,126,614.78
  5. Step 5: Solve for x
    x = 242,432,126,614.78/455,904.37
  6. Step 6: Final answer
    x = 531,760.92

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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.