Home / 965,121.09-1,446,740.31-459,546.23

Finding the Fourth Proportional to 965,121.09, 1,446,740.31 and 459,546.23

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Solution

The fourth proportional to 965,121.09, 1,446,740.31 and 459,546.23 is: 688,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,121.09 : 1,446,740.31 = 459,546.23 : x
  2. Step 2: Convert to fraction form
    965,121.09/1,446,740.31 = 459,546.23/x
  3. Step 3: Cross multiply
    965,121.09x = 1,446,740.31 × 459,546.23
  4. Step 4: Simplify right side
    965,121.09x = 664,844,048,015.83
  5. Step 5: Solve for x
    x = 664,844,048,015.83/965,121.09
  6. Step 6: Final answer
    x = 688,871.12

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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.