Home / 751,216.12-1,036,734.42-464,902.72

Finding the Fourth Proportional to 751,216.12, 1,036,734.42 and 464,902.72

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Solution

The fourth proportional to 751,216.12, 1,036,734.42 and 464,902.72 is: 641,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,216.12 : 1,036,734.42 = 464,902.72 : x
  2. Step 2: Convert to fraction form
    751,216.12/1,036,734.42 = 464,902.72/x
  3. Step 3: Cross multiply
    751,216.12x = 1,036,734.42 × 464,902.72
  4. Step 4: Simplify right side
    751,216.12x = 481,980,651,775.62
  5. Step 5: Solve for x
    x = 481,980,651,775.62/751,216.12
  6. Step 6: Final answer
    x = 641,600.52

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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.