Finding the Fourth Proportional to 818,346.24, 1,129,282.56 and 591,598.08
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Solution
The fourth proportional to 818,346.24, 1,129,282.56 and 591,598.08 is: 816,379.87
Step by Step Solution
- Step 1: Write the proportion equation
818,346.24 : 1,129,282.56 = 591,598.08 : x - Step 2: Convert to fraction form
818,346.24/1,129,282.56 = 591,598.08/x - Step 3: Cross multiply
818,346.24x = 1,129,282.56 × 591,598.08 - Step 4: Simplify right side
818,346.24x = 668,081,394,273.49 - Step 5: Solve for x
x = 668,081,394,273.49/818,346.24 - Step 6: Final answer
x = 816,379.87
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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.