Home / 741,049.08-1,111,574.02-208,570.09

Finding the Fourth Proportional to 741,049.08, 1,111,574.02 and 208,570.09

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Solution

The fourth proportional to 741,049.08, 1,111,574.02 and 208,570.09 is: 312,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,049.08 : 1,111,574.02 = 208,570.09 : x
  2. Step 2: Convert to fraction form
    741,049.08/1,111,574.02 = 208,570.09/x
  3. Step 3: Cross multiply
    741,049.08x = 1,111,574.02 × 208,570.09
  4. Step 4: Simplify right side
    741,049.08x = 231,841,093,393.06
  5. Step 5: Solve for x
    x = 231,841,093,393.06/741,049.08
  6. Step 6: Final answer
    x = 312,855.25

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Double scale
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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.