Finding the Fourth Proportional to 591,194.67, 815,607.12 and 436,516.66
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Solution
The fourth proportional to 591,194.67, 815,607.12 and 436,516.66 is: 602,214.66
Step by Step Solution
- Step 1: Write the proportion equation
591,194.67 : 815,607.12 = 436,516.66 : x - Step 2: Convert to fraction form
591,194.67/815,607.12 = 436,516.66/x - Step 3: Cross multiply
591,194.67x = 815,607.12 × 436,516.66 - Step 4: Simplify right side
591,194.67x = 356,026,095,894.62 - Step 5: Solve for x
x = 356,026,095,894.62/591,194.67 - Step 6: Final answer
x = 602,214.66
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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.