Home / 982,486.79-1,473,730.06-272,514.84

Finding the Fourth Proportional to 982,486.79, 1,473,730.06 and 272,514.84

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Solution

The fourth proportional to 982,486.79, 1,473,730.06 and 272,514.84 is: 408,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,486.79 : 1,473,730.06 = 272,514.84 : x
  2. Step 2: Convert to fraction form
    982,486.79/1,473,730.06 = 272,514.84/x
  3. Step 3: Cross multiply
    982,486.79x = 1,473,730.06 × 272,514.84
  4. Step 4: Simplify right side
    982,486.79x = 401,613,311,504.09
  5. Step 5: Solve for x
    x = 401,613,311,504.09/982,486.79
  6. Step 6: Final answer
    x = 408,772.23

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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.