Home / 770,054.37-1,154,993.25-201,490.43

Finding the Fourth Proportional to 770,054.37, 1,154,993.25 and 201,490.43

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Solution

The fourth proportional to 770,054.37, 1,154,993.25 and 201,490.43 is: 302,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,054.37 : 1,154,993.25 = 201,490.43 : x
  2. Step 2: Convert to fraction form
    770,054.37/1,154,993.25 = 201,490.43/x
  3. Step 3: Cross multiply
    770,054.37x = 1,154,993.25 × 201,490.43
  4. Step 4: Simplify right side
    770,054.37x = 232,720,080,814.63
  5. Step 5: Solve for x
    x = 232,720,080,814.63/770,054.37
  6. Step 6: Final answer
    x = 302,212.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.