Home / 757,462.32-1,135,425.60-491,392.44

Finding the Fourth Proportional to 757,462.32, 1,135,425.60 and 491,392.44

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Solution

The fourth proportional to 757,462.32, 1,135,425.60 and 491,392.44 is: 736,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,462.32 : 1,135,425.60 = 491,392.44 : x
  2. Step 2: Convert to fraction form
    757,462.32/1,135,425.60 = 491,392.44/x
  3. Step 3: Cross multiply
    757,462.32x = 1,135,425.60 × 491,392.44
  4. Step 4: Simplify right side
    757,462.32x = 557,939,556,022.46
  5. Step 5: Solve for x
    x = 557,939,556,022.46/757,462.32
  6. Step 6: Final answer
    x = 736,590.51

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Double scale
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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.