Home / 345,084.13-476,226.69-187,930.63

Finding the Fourth Proportional to 345,084.13, 476,226.69 and 187,930.63

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Solution

The fourth proportional to 345,084.13, 476,226.69 and 187,930.63 is: 259,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,084.13 : 476,226.69 = 187,930.63 : x
  2. Step 2: Convert to fraction form
    345,084.13/476,226.69 = 187,930.63/x
  3. Step 3: Cross multiply
    345,084.13x = 476,226.69 × 187,930.63
  4. Step 4: Simplify right side
    345,084.13x = 89,497,579,493.38
  5. Step 5: Solve for x
    x = 89,497,579,493.38/345,084.13
  6. Step 6: Final answer
    x = 259,350.03

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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.