Home / 965,816.56-1,449,021.48-461,021.68

Finding the Fourth Proportional to 965,816.56, 1,449,021.48 and 461,021.68

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Solution

The fourth proportional to 965,816.56, 1,449,021.48 and 461,021.68 is: 691,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,816.56 : 1,449,021.48 = 461,021.68 : x
  2. Step 2: Convert to fraction form
    965,816.56/1,449,021.48 = 461,021.68/x
  3. Step 3: Cross multiply
    965,816.56x = 1,449,021.48 × 461,021.68
  4. Step 4: Simplify right side
    965,816.56x = 668,030,317,065.69
  5. Step 5: Solve for x
    x = 668,030,317,065.69/965,816.56
  6. Step 6: Final answer
    x = 691,674.12

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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.