Home / 744,080.22-1,026,865.80-421,796.58

Finding the Fourth Proportional to 744,080.22, 1,026,865.80 and 421,796.58

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Solution

The fourth proportional to 744,080.22, 1,026,865.80 and 421,796.58 is: 582,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,080.22 : 1,026,865.80 = 421,796.58 : x
  2. Step 2: Convert to fraction form
    744,080.22/1,026,865.80 = 421,796.58/x
  3. Step 3: Cross multiply
    744,080.22x = 1,026,865.80 × 421,796.58
  4. Step 4: Simplify right side
    744,080.22x = 433,128,482,558.96
  5. Step 5: Solve for x
    x = 433,128,482,558.96/744,080.22
  6. Step 6: Final answer
    x = 582,099.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.