Home / 751,291.32-1,036,735.02-411,735.48

Finding the Fourth Proportional to 751,291.32, 1,036,735.02 and 411,735.48

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Solution

The fourth proportional to 751,291.32, 1,036,735.02 and 411,735.48 is: 568,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,291.32 : 1,036,735.02 = 411,735.48 : x
  2. Step 2: Convert to fraction form
    751,291.32/1,036,735.02 = 411,735.48/x
  3. Step 3: Cross multiply
    751,291.32x = 1,036,735.02 × 411,735.48
  4. Step 4: Simplify right side
    751,291.32x = 426,860,591,092.51
  5. Step 5: Solve for x
    x = 426,860,591,092.51/751,291.32
  6. Step 6: Final answer
    x = 568,169.20

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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.