Finding the Fourth Proportional to 371,321.19, 556,482.87 and 202,588.68
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Solution
The fourth proportional to 371,321.19, 556,482.87 and 202,588.68 is: 303,610.82
Step by Step Solution
- Step 1: Write the proportion equation
371,321.19 : 556,482.87 = 202,588.68 : x - Step 2: Convert to fraction form
371,321.19/556,482.87 = 202,588.68/x - Step 3: Cross multiply
371,321.19x = 556,482.87 × 202,588.68 - Step 4: Simplify right side
371,321.19x = 112,737,130,075.91 - Step 5: Solve for x
x = 112,737,130,075.91/371,321.19 - Step 6: Final answer
x = 303,610.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.