Home / 886,769.13-1,330,683.62-325,860.33

Finding the Fourth Proportional to 886,769.13, 1,330,683.62 and 325,860.33

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Solution

The fourth proportional to 886,769.13, 1,330,683.62 and 325,860.33 is: 488,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,769.13 : 1,330,683.62 = 325,860.33 : x
  2. Step 2: Convert to fraction form
    886,769.13/1,330,683.62 = 325,860.33/x
  3. Step 3: Cross multiply
    886,769.13x = 1,330,683.62 × 325,860.33
  4. Step 4: Simplify right side
    886,769.13x = 433,617,003,538.80
  5. Step 5: Solve for x
    x = 433,617,003,538.80/886,769.13
  6. Step 6: Final answer
    x = 488,985.23

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1.5x scale

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.