Finding the Fourth Proportional to 943,567.31, 1,302,245.91 and 561,594.09
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Solution
The fourth proportional to 943,567.31, 1,302,245.91 and 561,594.09 is: 775,073.07
Step by Step Solution
- Step 1: Write the proportion equation
943,567.31 : 1,302,245.91 = 561,594.09 : x - Step 2: Convert to fraction form
943,567.31/1,302,245.91 = 561,594.09/x - Step 3: Cross multiply
943,567.31x = 1,302,245.91 × 561,594.09 - Step 4: Simplify right side
943,567.31x = 731,333,611,666.09 - Step 5: Solve for x
x = 731,333,611,666.09/943,567.31 - Step 6: Final answer
x = 775,073.07
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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.