Home / 1,043.74-1,566.06-556.21

Finding the Fourth Proportional to 1,043.74, 1,566.06 and 556.21

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Solution

The fourth proportional to 1,043.74, 1,566.06 and 556.21 is: 834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.74 : 1,566.06 = 556.21 : x
  2. Step 2: Convert to fraction form
    1,043.74/1,566.06 = 556.21/x
  3. Step 3: Cross multiply
    1,043.74x = 1,566.06 × 556.21
  4. Step 4: Simplify right side
    1,043.74x = 871,058.23
  5. Step 5: Solve for x
    x = 871,058.23/1,043.74
  6. Step 6: Final answer
    x = 834.55

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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.