Home / 751,448.99-1,037,012.24-407,295.83

Finding the Fourth Proportional to 751,448.99, 1,037,012.24 and 407,295.83

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Solution

The fourth proportional to 751,448.99, 1,037,012.24 and 407,295.83 is: 562,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,448.99 : 1,037,012.24 = 407,295.83 : x
  2. Step 2: Convert to fraction form
    751,448.99/1,037,012.24 = 407,295.83/x
  3. Step 3: Cross multiply
    751,448.99x = 1,037,012.24 × 407,295.83
  4. Step 4: Simplify right side
    751,448.99x = 422,370,761,010.96
  5. Step 5: Solve for x
    x = 422,370,761,010.96/751,448.99
  6. Step 6: Final answer
    x = 562,075.09

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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.