Finding the Fourth Proportional to 910,956.42, 1,365,696.18 and 378,875.79
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Solution
The fourth proportional to 910,956.42, 1,365,696.18 and 378,875.79 is: 568,006.56
Step by Step Solution
- Step 1: Write the proportion equation
910,956.42 : 1,365,696.18 = 378,875.79 : x - Step 2: Convert to fraction form
910,956.42/1,365,696.18 = 378,875.79/x - Step 3: Cross multiply
910,956.42x = 1,365,696.18 × 378,875.79 - Step 4: Simplify right side
910,956.42x = 517,429,219,097.48 - Step 5: Solve for x
x = 517,429,219,097.48/910,956.42 - Step 6: Final answer
x = 568,006.56
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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.