Home / 1,100,261.76-1,650,379.28-301,542.63

Finding the Fourth Proportional to 1,100,261.76, 1,650,379.28 and 301,542.63

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Solution

The fourth proportional to 1,100,261.76, 1,650,379.28 and 301,542.63 is: 452,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,261.76 : 1,650,379.28 = 301,542.63 : x
  2. Step 2: Convert to fraction form
    1,100,261.76/1,650,379.28 = 301,542.63/x
  3. Step 3: Cross multiply
    1,100,261.76x = 1,650,379.28 × 301,542.63
  4. Step 4: Simplify right side
    1,100,261.76x = 497,659,707,080.99
  5. Step 5: Solve for x
    x = 497,659,707,080.99/1,100,261.76
  6. Step 6: Final answer
    x = 452,310.28

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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.