Home / 319,183.29-440,499.47-175,971.33

Finding the Fourth Proportional to 319,183.29, 440,499.47 and 175,971.33

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Solution

The fourth proportional to 319,183.29, 440,499.47 and 175,971.33 is: 242,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,183.29 : 440,499.47 = 175,971.33 : x
  2. Step 2: Convert to fraction form
    319,183.29/440,499.47 = 175,971.33/x
  3. Step 3: Cross multiply
    319,183.29x = 440,499.47 × 175,971.33
  4. Step 4: Simplify right side
    319,183.29x = 77,515,276,720.34
  5. Step 5: Solve for x
    x = 77,515,276,720.34/319,183.29
  6. Step 6: Final answer
    x = 242,855.06

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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.