Finding the Fourth Proportional to 1,153,114.29, 1,729,090.81 and 384,339.75
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Solution
The fourth proportional to 1,153,114.29, 1,729,090.81 and 384,339.75 is: 576,316.09
Step by Step Solution
- Step 1: Write the proportion equation
1,153,114.29 : 1,729,090.81 = 384,339.75 : x - Step 2: Convert to fraction form
1,153,114.29/1,729,090.81 = 384,339.75/x - Step 3: Cross multiply
1,153,114.29x = 1,729,090.81 × 384,339.75 - Step 4: Simplify right side
1,153,114.29x = 664,558,323,639.03 - Step 5: Solve for x
x = 664,558,323,639.03/1,153,114.29 - Step 6: Final answer
x = 576,316.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.