Home / 362,918.03-500,835-199,564.18

Finding the Fourth Proportional to 362,918.03, 500,835 and 199,564.18

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Solution

The fourth proportional to 362,918.03, 500,835 and 199,564.18 is: 275,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,918.03 : 500,835 = 199,564.18 : x
  2. Step 2: Convert to fraction form
    362,918.03/500,835 = 199,564.18/x
  3. Step 3: Cross multiply
    362,918.03x = 500,835 × 199,564.18
  4. Step 4: Simplify right side
    362,918.03x = 99,948,723,586.13
  5. Step 5: Solve for x
    x = 99,948,723,586.13/362,918.03
  6. Step 6: Final answer
    x = 275,403.03

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1.5x scale

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.