Home / 345,204.03-476,267.40-201,862.56

Finding the Fourth Proportional to 345,204.03, 476,267.40 and 201,862.56

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Solution

The fourth proportional to 345,204.03, 476,267.40 and 201,862.56 is: 278,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,204.03 : 476,267.40 = 201,862.56 : x
  2. Step 2: Convert to fraction form
    345,204.03/476,267.40 = 201,862.56/x
  3. Step 3: Cross multiply
    345,204.03x = 476,267.40 × 201,862.56
  4. Step 4: Simplify right side
    345,204.03x = 96,140,556,608.54
  5. Step 5: Solve for x
    x = 96,140,556,608.54/345,204.03
  6. Step 6: Final answer
    x = 278,503.58

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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.