Finding the Fourth Proportional to 755,539.68, 1,042,648.56 and 433,261.92
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Solution
The fourth proportional to 755,539.68, 1,042,648.56 and 433,261.92 is: 597,903.63
Step by Step Solution
- Step 1: Write the proportion equation
755,539.68 : 1,042,648.56 = 433,261.92 : x - Step 2: Convert to fraction form
755,539.68/1,042,648.56 = 433,261.92/x - Step 3: Cross multiply
755,539.68x = 1,042,648.56 × 433,261.92 - Step 4: Simplify right side
755,539.68x = 451,739,916,990.84 - Step 5: Solve for x
x = 451,739,916,990.84/755,539.68 - Step 6: Final answer
x = 597,903.63
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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.