Finding the Fourth Proportional to 614,654.13, 848,278.68 and 372,998.19
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Solution
The fourth proportional to 614,654.13, 848,278.68 and 372,998.19 is: 514,771.47
Step by Step Solution
- Step 1: Write the proportion equation
614,654.13 : 848,278.68 = 372,998.19 : x - Step 2: Convert to fraction form
614,654.13/848,278.68 = 372,998.19/x - Step 3: Cross multiply
614,654.13x = 848,278.68 × 372,998.19 - Step 4: Simplify right side
614,654.13x = 316,406,412,255.59 - Step 5: Solve for x
x = 316,406,412,255.59/614,654.13 - Step 6: Final answer
x = 514,771.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.