Home / 982,486.80-1,473,730.07-272,514.84

Finding the Fourth Proportional to 982,486.80, 1,473,730.07 and 272,514.84

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Solution

The fourth proportional to 982,486.80, 1,473,730.07 and 272,514.84 is: 408,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,486.80 : 1,473,730.07 = 272,514.84 : x
  2. Step 2: Convert to fraction form
    982,486.80/1,473,730.07 = 272,514.84/x
  3. Step 3: Cross multiply
    982,486.80x = 1,473,730.07 × 272,514.84
  4. Step 4: Simplify right side
    982,486.80x = 401,613,312,866.67
  5. Step 5: Solve for x
    x = 401,613,312,866.67/982,486.80
  6. Step 6: Final answer
    x = 408,772.22

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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.