Finding the Fourth Proportional to 535,396.44, 738,868.14 and 293,687.88
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Solution
The fourth proportional to 535,396.44, 738,868.14 and 293,687.88 is: 405,300.82
Step by Step Solution
- Step 1: Write the proportion equation
535,396.44 : 738,868.14 = 293,687.88 : x - Step 2: Convert to fraction form
535,396.44/738,868.14 = 293,687.88/x - Step 3: Cross multiply
535,396.44x = 738,868.14 × 293,687.88 - Step 4: Simplify right side
535,396.44x = 216,996,617,636.14 - Step 5: Solve for x
x = 216,996,617,636.14/535,396.44 - Step 6: Final answer
x = 405,300.82
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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.