Home / 751,501.82-1,037,115.35-445,759.22

Finding the Fourth Proportional to 751,501.82, 1,037,115.35 and 445,759.22

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Solution

The fourth proportional to 751,501.82, 1,037,115.35 and 445,759.22 is: 615,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,501.82 : 1,037,115.35 = 445,759.22 : x
  2. Step 2: Convert to fraction form
    751,501.82/1,037,115.35 = 445,759.22/x
  3. Step 3: Cross multiply
    751,501.82x = 1,037,115.35 × 445,759.22
  4. Step 4: Simplify right side
    751,501.82x = 462,303,722,051.65
  5. Step 5: Solve for x
    x = 462,303,722,051.65/751,501.82
  6. Step 6: Final answer
    x = 615,173.13

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Double scale
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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.