Home / 345,196.03-476,274.27-222,636.55

Finding the Fourth Proportional to 345,196.03, 476,274.27 and 222,636.55

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Solution

The fourth proportional to 345,196.03, 476,274.27 and 222,636.55 is: 307,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,196.03 : 476,274.27 = 222,636.55 : x
  2. Step 2: Convert to fraction form
    345,196.03/476,274.27 = 222,636.55/x
  3. Step 3: Cross multiply
    345,196.03x = 476,274.27 × 222,636.55
  4. Step 4: Simplify right side
    345,196.03x = 106,036,060,326.57
  5. Step 5: Solve for x
    x = 106,036,060,326.57/345,196.03
  6. Step 6: Final answer
    x = 307,176.36

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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.