Home / 733,556.25-1,012,310.36-427,843.72

Finding the Fourth Proportional to 733,556.25, 1,012,310.36 and 427,843.72

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Solution

The fourth proportional to 733,556.25, 1,012,310.36 and 427,843.72 is: 590,425.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,556.25 : 1,012,310.36 = 427,843.72 : x
  2. Step 2: Convert to fraction form
    733,556.25/1,012,310.36 = 427,843.72/x
  3. Step 3: Cross multiply
    733,556.25x = 1,012,310.36 × 427,843.72
  4. Step 4: Simplify right side
    733,556.25x = 433,110,630,947.52
  5. Step 5: Solve for x
    x = 433,110,630,947.52/733,556.25
  6. Step 6: Final answer
    x = 590,425.93

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Double scale
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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.