Home / 762,034.80-1,142,906.47-382,850.47

Finding the Fourth Proportional to 762,034.80, 1,142,906.47 and 382,850.47

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Solution

The fourth proportional to 762,034.80, 1,142,906.47 and 382,850.47 is: 574,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,034.80 : 1,142,906.47 = 382,850.47 : x
  2. Step 2: Convert to fraction form
    762,034.80/1,142,906.47 = 382,850.47/x
  3. Step 3: Cross multiply
    762,034.80x = 1,142,906.47 × 382,850.47
  4. Step 4: Simplify right side
    762,034.80x = 437,562,275,401.73
  5. Step 5: Solve for x
    x = 437,562,275,401.73/762,034.80
  6. Step 6: Final answer
    x = 574,202.48

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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.