Finding the Fourth Proportional to 1,143,703.00, 1,715,056.16 and 385,403.12
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Solution
The fourth proportional to 1,143,703.00, 1,715,056.16 and 385,403.12 is: 577,936.75
Step by Step Solution
- Step 1: Write the proportion equation
1,143,703.00 : 1,715,056.16 = 385,403.12 : x - Step 2: Convert to fraction form
1,143,703.00/1,715,056.16 = 385,403.12/x - Step 3: Cross multiply
1,143,703.00x = 1,715,056.16 × 385,403.12 - Step 4: Simplify right side
1,143,703.00x = 660,987,990,968.38 - Step 5: Solve for x
x = 660,987,990,968.38/1,143,703.00 - Step 6: Final answer
x = 577,936.75
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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.