Home / 751,786.68-1,037,401.40-425,083.66

Finding the Fourth Proportional to 751,786.68, 1,037,401.40 and 425,083.66

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Solution

The fourth proportional to 751,786.68, 1,037,401.40 and 425,083.66 is: 586,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,786.68 : 1,037,401.40 = 425,083.66 : x
  2. Step 2: Convert to fraction form
    751,786.68/1,037,401.40 = 425,083.66/x
  3. Step 3: Cross multiply
    751,786.68x = 1,037,401.40 × 425,083.66
  4. Step 4: Simplify right side
    751,786.68x = 440,982,384,001.12
  5. Step 5: Solve for x
    x = 440,982,384,001.12/751,786.68
  6. Step 6: Final answer
    x = 586,579.14

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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.