Home / 1,116.14-1,674.21-336.23

Finding the Fourth Proportional to 1,116.14, 1,674.21 and 336.23

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Solution

The fourth proportional to 1,116.14, 1,674.21 and 336.23 is: 504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116.14 : 1,674.21 = 336.23 : x
  2. Step 2: Convert to fraction form
    1,116.14/1,674.21 = 336.23/x
  3. Step 3: Cross multiply
    1,116.14x = 1,674.21 × 336.23
  4. Step 4: Simplify right side
    1,116.14x = 562,919.63
  5. Step 5: Solve for x
    x = 562,919.63/1,116.14
  6. Step 6: Final answer
    x = 504.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,117.14, 1,675.71 and 337.23
Similar ratio
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1.5x scale

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.