Home / 823,365.60-1,232,642.70-587,169.60

Finding the Fourth Proportional to 823,365.60, 1,232,642.70 and 587,169.60

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Solution

The fourth proportional to 823,365.60, 1,232,642.70 and 587,169.60 is: 879,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,365.60 : 1,232,642.70 = 587,169.60 : x
  2. Step 2: Convert to fraction form
    823,365.60/1,232,642.70 = 587,169.60/x
  3. Step 3: Cross multiply
    823,365.60x = 1,232,642.70 × 587,169.60
  4. Step 4: Simplify right side
    823,365.60x = 723,770,321,101.92
  5. Step 5: Solve for x
    x = 723,770,321,101.92/823,365.60
  6. Step 6: Final answer
    x = 879,038.81

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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.