Finding the Fourth Proportional to 652,988.96, 901,075.32 and 366,453.68
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Solution
The fourth proportional to 652,988.96, 901,075.32 and 366,453.68 is: 505,678.33
Step by Step Solution
- Step 1: Write the proportion equation
652,988.96 : 901,075.32 = 366,453.68 : x - Step 2: Convert to fraction form
652,988.96/901,075.32 = 366,453.68/x - Step 3: Cross multiply
652,988.96x = 901,075.32 × 366,453.68 - Step 4: Simplify right side
652,988.96x = 330,202,366,971.18 - Step 5: Solve for x
x = 330,202,366,971.18/652,988.96 - Step 6: Final answer
x = 505,678.33
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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.