Home / 982,650.53-1,473,976.55-272,679.26

Finding the Fourth Proportional to 982,650.53, 1,473,976.55 and 272,679.26

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Solution

The fourth proportional to 982,650.53, 1,473,976.55 and 272,679.26 is: 409,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,650.53 : 1,473,976.55 = 272,679.26 : x
  2. Step 2: Convert to fraction form
    982,650.53/1,473,976.55 = 272,679.26/x
  3. Step 3: Cross multiply
    982,650.53x = 1,473,976.55 × 272,679.26
  4. Step 4: Simplify right side
    982,650.53x = 401,922,833,547.96
  5. Step 5: Solve for x
    x = 401,922,833,547.96/982,650.53
  6. Step 6: Final answer
    x = 409,019.10

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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.