Finding the Fourth Proportional to 704,832.12, 1,057,692.60 and 368,479.08
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Solution
The fourth proportional to 704,832.12, 1,057,692.60 and 368,479.08 is: 552,950.96
Step by Step Solution
- Step 1: Write the proportion equation
704,832.12 : 1,057,692.60 = 368,479.08 : x - Step 2: Convert to fraction form
704,832.12/1,057,692.60 = 368,479.08/x - Step 3: Cross multiply
704,832.12x = 1,057,692.60 × 368,479.08 - Step 4: Simplify right side
704,832.12x = 389,737,596,170.81 - Step 5: Solve for x
x = 389,737,596,170.81/704,832.12 - Step 6: Final answer
x = 552,950.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.