Home / 750,852.22-1,036,250.38-428,610.76

Finding the Fourth Proportional to 750,852.22, 1,036,250.38 and 428,610.76

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Solution

The fourth proportional to 750,852.22, 1,036,250.38 and 428,610.76 is: 591,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,852.22 : 1,036,250.38 = 428,610.76 : x
  2. Step 2: Convert to fraction form
    750,852.22/1,036,250.38 = 428,610.76/x
  3. Step 3: Cross multiply
    750,852.22x = 1,036,250.38 × 428,610.76
  4. Step 4: Simplify right side
    750,852.22x = 444,148,062,922.09
  5. Step 5: Solve for x
    x = 444,148,062,922.09/750,852.22
  6. Step 6: Final answer
    x = 591,525.27

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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.