Home / 459,786.36-634,296.78-332,259.96

Finding the Fourth Proportional to 459,786.36, 634,296.78 and 332,259.96

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Solution

The fourth proportional to 459,786.36, 634,296.78 and 332,259.96 is: 458,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,786.36 : 634,296.78 = 332,259.96 : x
  2. Step 2: Convert to fraction form
    459,786.36/634,296.78 = 332,259.96/x
  3. Step 3: Cross multiply
    459,786.36x = 634,296.78 × 332,259.96
  4. Step 4: Simplify right side
    459,786.36x = 210,751,422,750.93
  5. Step 5: Solve for x
    x = 210,751,422,750.93/459,786.36
  6. Step 6: Final answer
    x = 458,368.15

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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.