Finding the Fourth Proportional to 983,239.68, 1,356,773.75 and 547,642.42
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Solution
The fourth proportional to 983,239.68, 1,356,773.75 and 547,642.42 is: 755,692.51
Step by Step Solution
- Step 1: Write the proportion equation
983,239.68 : 1,356,773.75 = 547,642.42 : x - Step 2: Convert to fraction form
983,239.68/1,356,773.75 = 547,642.42/x - Step 3: Cross multiply
983,239.68x = 1,356,773.75 × 547,642.42 - Step 4: Simplify right side
983,239.68x = 743,026,859,842.48 - Step 5: Solve for x
x = 743,026,859,842.48/983,239.68 - Step 6: Final answer
x = 755,692.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.