Home / 751,023.02-1,036,405.08-406,851.18

Finding the Fourth Proportional to 751,023.02, 1,036,405.08 and 406,851.18

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Solution

The fourth proportional to 751,023.02, 1,036,405.08 and 406,851.18 is: 561,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,023.02 : 1,036,405.08 = 406,851.18 : x
  2. Step 2: Convert to fraction form
    751,023.02/1,036,405.08 = 406,851.18/x
  3. Step 3: Cross multiply
    751,023.02x = 1,036,405.08 × 406,851.18
  4. Step 4: Simplify right side
    751,023.02x = 421,662,629,755.99
  5. Step 5: Solve for x
    x = 421,662,629,755.99/751,023.02
  6. Step 6: Final answer
    x = 561,451.01

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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.