Home / 364,389.10-501,822.75-313,028.62

Finding the Fourth Proportional to 364,389.10, 501,822.75 and 313,028.62

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Solution

The fourth proportional to 364,389.10, 501,822.75 and 313,028.62 is: 431,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,389.10 : 501,822.75 = 313,028.62 : x
  2. Step 2: Convert to fraction form
    364,389.10/501,822.75 = 313,028.62/x
  3. Step 3: Cross multiply
    364,389.10x = 501,822.75 × 313,028.62
  4. Step 4: Simplify right side
    364,389.10x = 157,084,882,917.11
  5. Step 5: Solve for x
    x = 157,084,882,917.11/364,389.10
  6. Step 6: Final answer
    x = 431,091.06

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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.