Finding the Fourth Proportional to 403,983.37, 605,974.04 and 119,696.05
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Solution
The fourth proportional to 403,983.37, 605,974.04 and 119,696.05 is: 179,543.77
Step by Step Solution
- Step 1: Write the proportion equation
403,983.37 : 605,974.04 = 119,696.05 : x - Step 2: Convert to fraction form
403,983.37/605,974.04 = 119,696.05/x - Step 3: Cross multiply
403,983.37x = 605,974.04 × 119,696.05 - Step 4: Simplify right side
403,983.37x = 72,532,698,990.54 - Step 5: Solve for x
x = 72,532,698,990.54/403,983.37 - Step 6: Final answer
x = 179,543.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.