Finding the Fourth Proportional to 579,341.68, 799,490.46 and 324,692.80
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Solution
The fourth proportional to 579,341.68, 799,490.46 and 324,692.80 is: 448,075.47
Step by Step Solution
- Step 1: Write the proportion equation
579,341.68 : 799,490.46 = 324,692.80 : x - Step 2: Convert to fraction form
579,341.68/799,490.46 = 324,692.80/x - Step 3: Cross multiply
579,341.68x = 799,490.46 × 324,692.80 - Step 4: Simplify right side
579,341.68x = 259,588,796,030.69 - Step 5: Solve for x
x = 259,588,796,030.69/579,341.68 - Step 6: Final answer
x = 448,075.47
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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.