Home / 751,369.86-1,036,996.74-464,982.21

Finding the Fourth Proportional to 751,369.86, 1,036,996.74 and 464,982.21

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Solution

The fourth proportional to 751,369.86, 1,036,996.74 and 464,982.21 is: 641,741.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,369.86 : 1,036,996.74 = 464,982.21 : x
  2. Step 2: Convert to fraction form
    751,369.86/1,036,996.74 = 464,982.21/x
  3. Step 3: Cross multiply
    751,369.86x = 1,036,996.74 × 464,982.21
  4. Step 4: Simplify right side
    751,369.86x = 482,185,035,928.00
  5. Step 5: Solve for x
    x = 482,185,035,928.00/751,369.86
  6. Step 6: Final answer
    x = 641,741.25

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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.