Finding the Fourth Proportional to 324,174.08, 447,360.77 and 180,934.09
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Solution
The fourth proportional to 324,174.08, 447,360.77 and 180,934.09 is: 249,689.34
Step by Step Solution
- Step 1: Write the proportion equation
324,174.08 : 447,360.77 = 180,934.09 : x - Step 2: Convert to fraction form
324,174.08/447,360.77 = 180,934.09/x - Step 3: Cross multiply
324,174.08x = 447,360.77 × 180,934.09 - Step 4: Simplify right side
324,174.08x = 80,942,813,155.58 - Step 5: Solve for x
x = 80,942,813,155.58/324,174.08 - Step 6: Final answer
x = 249,689.34
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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.