Finding the Fourth Proportional to 505,853.51, 698,223.30 and 333,896.99
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Solution
The fourth proportional to 505,853.51, 698,223.30 and 333,896.99 is: 460,873.86
Step by Step Solution
- Step 1: Write the proportion equation
505,853.51 : 698,223.30 = 333,896.99 : x - Step 2: Convert to fraction form
505,853.51/698,223.30 = 333,896.99/x - Step 3: Cross multiply
505,853.51x = 698,223.30 × 333,896.99 - Step 4: Simplify right side
505,853.51x = 233,134,658,217.87 - Step 5: Solve for x
x = 233,134,658,217.87/505,853.51 - Step 6: Final answer
x = 460,873.86
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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.