Home / 751,523.68-1,037,098.86-407,358.22

Finding the Fourth Proportional to 751,523.68, 1,037,098.86 and 407,358.22

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Solution

The fourth proportional to 751,523.68, 1,037,098.86 and 407,358.22 is: 562,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,523.68 : 1,037,098.86 = 407,358.22 : x
  2. Step 2: Convert to fraction form
    751,523.68/1,037,098.86 = 407,358.22/x
  3. Step 3: Cross multiply
    751,523.68x = 1,037,098.86 × 407,358.22
  4. Step 4: Simplify right side
    751,523.68x = 422,470,745,573.63
  5. Step 5: Solve for x
    x = 422,470,745,573.63/751,523.68
  6. Step 6: Final answer
    x = 562,152.27

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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.