Home / 669,619.02-1,004,466.06-214,249.98

Finding the Fourth Proportional to 669,619.02, 1,004,466.06 and 214,249.98

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Solution

The fourth proportional to 669,619.02, 1,004,466.06 and 214,249.98 is: 321,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,619.02 : 1,004,466.06 = 214,249.98 : x
  2. Step 2: Convert to fraction form
    669,619.02/1,004,466.06 = 214,249.98/x
  3. Step 3: Cross multiply
    669,619.02x = 1,004,466.06 × 214,249.98
  4. Step 4: Simplify right side
    669,619.02x = 215,206,833,265.68
  5. Step 5: Solve for x
    x = 215,206,833,265.68/669,619.02
  6. Step 6: Final answer
    x = 321,386.98

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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.