Finding the Fourth Proportional to 890,670.66, 1,335,994.62 and 216,753.12
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Solution
The fourth proportional to 890,670.66, 1,335,994.62 and 216,753.12 is: 325,126.91
Step by Step Solution
- Step 1: Write the proportion equation
890,670.66 : 1,335,994.62 = 216,753.12 : x - Step 2: Convert to fraction form
890,670.66/1,335,994.62 = 216,753.12/x - Step 3: Cross multiply
890,670.66x = 1,335,994.62 × 216,753.12 - Step 4: Simplify right side
890,670.66x = 289,581,002,188.21 - Step 5: Solve for x
x = 289,581,002,188.21/890,670.66 - Step 6: Final answer
x = 325,126.91
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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.