Home / 1,108,021.32-1,662,032.07-266,573.07

Finding the Fourth Proportional to 1,108,021.32, 1,662,032.07 and 266,573.07

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Solution

The fourth proportional to 1,108,021.32, 1,662,032.07 and 266,573.07 is: 399,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,021.32 : 1,662,032.07 = 266,573.07 : x
  2. Step 2: Convert to fraction form
    1,108,021.32/1,662,032.07 = 266,573.07/x
  3. Step 3: Cross multiply
    1,108,021.32x = 1,662,032.07 × 266,573.07
  4. Step 4: Simplify right side
    1,108,021.32x = 443,052,991,338.36
  5. Step 5: Solve for x
    x = 443,052,991,338.36/1,108,021.32
  6. Step 6: Final answer
    x = 399,859.63

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Double scale
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Similar ratio
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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.