Home / 1,100,080.40-1,650,121.86-301,368.80

Finding the Fourth Proportional to 1,100,080.40, 1,650,121.86 and 301,368.80

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Solution

The fourth proportional to 1,100,080.40, 1,650,121.86 and 301,368.80 is: 452,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,080.40 : 1,650,121.86 = 301,368.80 : x
  2. Step 2: Convert to fraction form
    1,100,080.40/1,650,121.86 = 301,368.80/x
  3. Step 3: Cross multiply
    1,100,080.40x = 1,650,121.86 × 301,368.80
  4. Step 4: Simplify right side
    1,100,080.40x = 497,295,244,801.97
  5. Step 5: Solve for x
    x = 497,295,244,801.97/1,100,080.40
  6. Step 6: Final answer
    x = 452,053.55

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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.