Home / 851,805.37-1,277,431.63-283,033.72

Finding the Fourth Proportional to 851,805.37, 1,277,431.63 and 283,033.72

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Solution

The fourth proportional to 851,805.37, 1,277,431.63 and 283,033.72 is: 424,458.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,805.37 : 1,277,431.63 = 283,033.72 : x
  2. Step 2: Convert to fraction form
    851,805.37/1,277,431.63 = 283,033.72/x
  3. Step 3: Cross multiply
    851,805.37x = 1,277,431.63 × 283,033.72
  4. Step 4: Simplify right side
    851,805.37x = 361,556,226,284.56
  5. Step 5: Solve for x
    x = 361,556,226,284.56/851,805.37
  6. Step 6: Final answer
    x = 424,458.73

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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.