Home / 1,466.31-2,199.09-440.31

Finding the Fourth Proportional to 1,466.31, 2,199.09 and 440.31

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Solution

The fourth proportional to 1,466.31, 2,199.09 and 440.31 is: 660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.31 : 2,199.09 = 440.31 : x
  2. Step 2: Convert to fraction form
    1,466.31/2,199.09 = 440.31/x
  3. Step 3: Cross multiply
    1,466.31x = 2,199.09 × 440.31
  4. Step 4: Simplify right side
    1,466.31x = 968,281.32
  5. Step 5: Solve for x
    x = 968,281.32/1,466.31
  6. Step 6: Final answer
    x = 660.35

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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.