Home / 673,147.62-1,009,458.99-252,193.86

Finding the Fourth Proportional to 673,147.62, 1,009,458.99 and 252,193.86

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Solution

The fourth proportional to 673,147.62, 1,009,458.99 and 252,193.86 is: 378,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,147.62 : 1,009,458.99 = 252,193.86 : x
  2. Step 2: Convert to fraction form
    673,147.62/1,009,458.99 = 252,193.86/x
  3. Step 3: Cross multiply
    673,147.62x = 1,009,458.99 × 252,193.86
  4. Step 4: Simplify right side
    673,147.62x = 254,579,359,199.80
  5. Step 5: Solve for x
    x = 254,579,359,199.80/673,147.62
  6. Step 6: Final answer
    x = 378,192.47

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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.