Home / 751,236.03-1,036,683.20-428,883.17

Finding the Fourth Proportional to 751,236.03, 1,036,683.20 and 428,883.17

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Solution

The fourth proportional to 751,236.03, 1,036,683.20 and 428,883.17 is: 591,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,236.03 : 1,036,683.20 = 428,883.17 : x
  2. Step 2: Convert to fraction form
    751,236.03/1,036,683.20 = 428,883.17/x
  3. Step 3: Cross multiply
    751,236.03x = 1,036,683.20 × 428,883.17
  4. Step 4: Simplify right side
    751,236.03x = 444,615,977,101.74
  5. Step 5: Solve for x
    x = 444,615,977,101.74/751,236.03
  6. Step 6: Final answer
    x = 591,845.92

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Double scale
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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.