Finding the Fourth Proportional to 1,154,218.92, 1,731,415.35 and 344,539.35
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Solution
The fourth proportional to 1,154,218.92, 1,731,415.35 and 344,539.35 is: 516,834.99
Step by Step Solution
- Step 1: Write the proportion equation
1,154,218.92 : 1,731,415.35 = 344,539.35 : x - Step 2: Convert to fraction form
1,154,218.92/1,731,415.35 = 344,539.35/x - Step 3: Cross multiply
1,154,218.92x = 1,731,415.35 × 344,539.35 - Step 4: Simplify right side
1,154,218.92x = 596,540,719,269.02 - Step 5: Solve for x
x = 596,540,719,269.02/1,154,218.92 - Step 6: Final answer
x = 516,834.99
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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.