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Finding the Fourth Proportional to 450,083.04, 621,113.04 and 248,879.04

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Solution

The fourth proportional to 450,083.04, 621,113.04 and 248,879.04 is: 343,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,083.04 : 621,113.04 = 248,879.04 : x
  2. Step 2: Convert to fraction form
    450,083.04/621,113.04 = 248,879.04/x
  3. Step 3: Cross multiply
    450,083.04x = 621,113.04 × 248,879.04
  4. Step 4: Simplify right side
    450,083.04x = 154,582,017,126.68
  5. Step 5: Solve for x
    x = 154,582,017,126.68/450,083.04
  6. Step 6: Final answer
    x = 343,452.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.