Home / 879,054.36-1,318,571.46-214,206.36

Finding the Fourth Proportional to 879,054.36, 1,318,571.46 and 214,206.36

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Solution

The fourth proportional to 879,054.36, 1,318,571.46 and 214,206.36 is: 321,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,054.36 : 1,318,571.46 = 214,206.36 : x
  2. Step 2: Convert to fraction form
    879,054.36/1,318,571.46 = 214,206.36/x
  3. Step 3: Cross multiply
    879,054.36x = 1,318,571.46 × 214,206.36
  4. Step 4: Simplify right side
    879,054.36x = 282,446,392,846.49
  5. Step 5: Solve for x
    x = 282,446,392,846.49/879,054.36
  6. Step 6: Final answer
    x = 321,307.08

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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.