Home / 450,082.04-621,111.66-248,878.04

Finding the Fourth Proportional to 450,082.04, 621,111.66 and 248,878.04

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Solution

The fourth proportional to 450,082.04, 621,111.66 and 248,878.04 is: 343,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,082.04 : 621,111.66 = 248,878.04 : x
  2. Step 2: Convert to fraction form
    450,082.04/621,111.66 = 248,878.04/x
  3. Step 3: Cross multiply
    450,082.04x = 621,111.66 × 248,878.04
  4. Step 4: Simplify right side
    450,082.04x = 154,581,052,561.95
  5. Step 5: Solve for x
    x = 154,581,052,561.95/450,082.04
  6. Step 6: Final answer
    x = 343,450.84

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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.