Finding the Fourth Proportional to 505,822.36, 698,049.02 and 279,482.52
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Solution
The fourth proportional to 505,822.36, 698,049.02 and 279,482.52 is: 385,693.70
Step by Step Solution
- Step 1: Write the proportion equation
505,822.36 : 698,049.02 = 279,482.52 : x - Step 2: Convert to fraction form
505,822.36/698,049.02 = 279,482.52/x - Step 3: Cross multiply
505,822.36x = 698,049.02 × 279,482.52 - Step 4: Simplify right side
505,822.36x = 195,092,499,193.13 - Step 5: Solve for x
x = 195,092,499,193.13/505,822.36 - Step 6: Final answer
x = 385,693.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.