Home / 982,449.51-1,473,674.16-272,477.52

Finding the Fourth Proportional to 982,449.51, 1,473,674.16 and 272,477.52

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Solution

The fourth proportional to 982,449.51, 1,473,674.16 and 272,477.52 is: 408,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,449.51 : 1,473,674.16 = 272,477.52 : x
  2. Step 2: Convert to fraction form
    982,449.51/1,473,674.16 = 272,477.52/x
  3. Step 3: Cross multiply
    982,449.51x = 1,473,674.16 × 272,477.52
  4. Step 4: Simplify right side
    982,449.51x = 401,543,080,404.88
  5. Step 5: Solve for x
    x = 401,543,080,404.88/982,449.51
  6. Step 6: Final answer
    x = 408,716.25

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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.