Home / 851,806.37-1,277,433.13-283,034.72

Finding the Fourth Proportional to 851,806.37, 1,277,433.13 and 283,034.72

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Solution

The fourth proportional to 851,806.37, 1,277,433.13 and 283,034.72 is: 424,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,806.37 : 1,277,433.13 = 283,034.72 : x
  2. Step 2: Convert to fraction form
    851,806.37/1,277,433.13 = 283,034.72/x
  3. Step 3: Cross multiply
    851,806.37x = 1,277,433.13 × 283,034.72
  4. Step 4: Simplify right side
    851,806.37x = 361,557,928,268.27
  5. Step 5: Solve for x
    x = 361,557,928,268.27/851,806.37
  6. Step 6: Final answer
    x = 424,460.23

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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.