Home / 751,786.17-1,037,400.72-425,083.16

Finding the Fourth Proportional to 751,786.17, 1,037,400.72 and 425,083.16

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Solution

The fourth proportional to 751,786.17, 1,037,400.72 and 425,083.16 is: 586,578.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,786.17 : 1,037,400.72 = 425,083.16 : x
  2. Step 2: Convert to fraction form
    751,786.17/1,037,400.72 = 425,083.16/x
  3. Step 3: Cross multiply
    751,786.17x = 1,037,400.72 × 425,083.16
  4. Step 4: Simplify right side
    751,786.17x = 440,981,571,056.87
  5. Step 5: Solve for x
    x = 440,981,571,056.87/751,786.17
  6. Step 6: Final answer
    x = 586,578.46

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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.