Finding the Fourth Proportional to 755,561.68, 1,042,678.92 and 433,283.92
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Solution
The fourth proportional to 755,561.68, 1,042,678.92 and 433,283.92 is: 597,933.99
Step by Step Solution
- Step 1: Write the proportion equation
755,561.68 : 1,042,678.92 = 433,283.92 : x - Step 2: Convert to fraction form
755,561.68/1,042,678.92 = 433,283.92/x - Step 3: Cross multiply
755,561.68x = 1,042,678.92 × 433,283.92 - Step 4: Simplify right side
755,561.68x = 451,776,009,758.97 - Step 5: Solve for x
x = 451,776,009,758.97/755,561.68 - Step 6: Final answer
x = 597,933.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.