Home / 459,816.42-634,187.18-298,723.37

Finding the Fourth Proportional to 459,816.42, 634,187.18 and 298,723.37

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Solution

The fourth proportional to 459,816.42, 634,187.18 and 298,723.37 is: 412,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,816.42 : 634,187.18 = 298,723.37 : x
  2. Step 2: Convert to fraction form
    459,816.42/634,187.18 = 298,723.37/x
  3. Step 3: Cross multiply
    459,816.42x = 634,187.18 × 298,723.37
  4. Step 4: Simplify right side
    459,816.42x = 189,446,529,299.60
  5. Step 5: Solve for x
    x = 189,446,529,299.60/459,816.42
  6. Step 6: Final answer
    x = 412,004.71

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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.