Finding the Fourth Proportional to 876,297.80, 1,314,636.84 and 269,088.18
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Solution
The fourth proportional to 876,297.80, 1,314,636.84 and 269,088.18 is: 403,690.66
Step by Step Solution
- Step 1: Write the proportion equation
876,297.80 : 1,314,636.84 = 269,088.18 : x - Step 2: Convert to fraction form
876,297.80/1,314,636.84 = 269,088.18/x - Step 3: Cross multiply
876,297.80x = 1,314,636.84 × 269,088.18 - Step 4: Simplify right side
876,297.80x = 353,753,234,636.55 - Step 5: Solve for x
x = 353,753,234,636.55/876,297.80 - Step 6: Final answer
x = 403,690.66
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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.