Finding the Fourth Proportional to 982,814.66, 1,474,230.18 and 272,898.08
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Solution
The fourth proportional to 982,814.66, 1,474,230.18 and 272,898.08 is: 409,349.39
Step by Step Solution
- Step 1: Write the proportion equation
982,814.66 : 1,474,230.18 = 272,898.08 : x - Step 2: Convert to fraction form
982,814.66/1,474,230.18 = 272,898.08/x - Step 3: Cross multiply
982,814.66x = 1,474,230.18 × 272,898.08 - Step 4: Simplify right side
982,814.66x = 402,314,585,600.05 - Step 5: Solve for x
x = 402,314,585,600.05/982,814.66 - Step 6: Final answer
x = 409,349.39
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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.