Home / 982,494.78-1,473,742.06-272,522.84

Finding the Fourth Proportional to 982,494.78, 1,473,742.06 and 272,522.84

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Solution

The fourth proportional to 982,494.78, 1,473,742.06 and 272,522.84 is: 408,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,494.78 : 1,473,742.06 = 272,522.84 : x
  2. Step 2: Convert to fraction form
    982,494.78/1,473,742.06 = 272,522.84/x
  3. Step 3: Cross multiply
    982,494.78x = 1,473,742.06 × 272,522.84
  4. Step 4: Simplify right side
    982,494.78x = 401,628,371,618.65
  5. Step 5: Solve for x
    x = 401,628,371,618.65/982,494.78
  6. Step 6: Final answer
    x = 408,784.23

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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.