Finding the Fourth Proportional to 779,110.76, 1,168,651.56 and 246,663.74
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Solution
The fourth proportional to 779,110.76, 1,168,651.56 and 246,663.74 is: 369,990.99
Step by Step Solution
- Step 1: Write the proportion equation
779,110.76 : 1,168,651.56 = 246,663.74 : x - Step 2: Convert to fraction form
779,110.76/1,168,651.56 = 246,663.74/x - Step 3: Cross multiply
779,110.76x = 1,168,651.56 × 246,663.74 - Step 4: Simplify right side
779,110.76x = 288,263,964,546.43 - Step 5: Solve for x
x = 288,263,964,546.43/779,110.76 - Step 6: Final answer
x = 369,990.99
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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.