Home / 855,030.52-1,282,447.36-223,993.54

Finding the Fourth Proportional to 855,030.52, 1,282,447.36 and 223,993.54

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Solution

The fourth proportional to 855,030.52, 1,282,447.36 and 223,993.54 is: 335,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,030.52 : 1,282,447.36 = 223,993.54 : x
  2. Step 2: Convert to fraction form
    855,030.52/1,282,447.36 = 223,993.54/x
  3. Step 3: Cross multiply
    855,030.52x = 1,282,447.36 × 223,993.54
  4. Step 4: Simplify right side
    855,030.52x = 287,259,924,030.05
  5. Step 5: Solve for x
    x = 287,259,924,030.05/855,030.52
  6. Step 6: Final answer
    x = 335,964.53

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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.