Home / 325,640.01-449,537.13-218,280.18

Finding the Fourth Proportional to 325,640.01, 449,537.13 and 218,280.18

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Solution

The fourth proportional to 325,640.01, 449,537.13 and 218,280.18 is: 301,329.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,640.01 : 449,537.13 = 218,280.18 : x
  2. Step 2: Convert to fraction form
    325,640.01/449,537.13 = 218,280.18/x
  3. Step 3: Cross multiply
    325,640.01x = 449,537.13 × 218,280.18
  4. Step 4: Simplify right side
    325,640.01x = 98,125,045,653.08
  5. Step 5: Solve for x
    x = 98,125,045,653.08/325,640.01
  6. Step 6: Final answer
    x = 301,329.82

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1.5x scale

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.