Home / 751,233.04-1,036,704.60-407,069.68

Finding the Fourth Proportional to 751,233.04, 1,036,704.60 and 407,069.68

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Solution

The fourth proportional to 751,233.04, 1,036,704.60 and 407,069.68 is: 561,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,233.04 : 1,036,704.60 = 407,069.68 : x
  2. Step 2: Convert to fraction form
    751,233.04/1,036,704.60 = 407,069.68/x
  3. Step 3: Cross multiply
    751,233.04x = 1,036,704.60 × 407,069.68
  4. Step 4: Simplify right side
    751,233.04x = 422,011,009,776.53
  5. Step 5: Solve for x
    x = 422,011,009,776.53/751,233.04
  6. Step 6: Final answer
    x = 561,757.79

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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.