Finding the Fourth Proportional to 282,473.02, 423,710.21 and 69,241.88
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Solution
The fourth proportional to 282,473.02, 423,710.21 and 69,241.88 is: 103,862.99
Step by Step Solution
- Step 1: Write the proportion equation
282,473.02 : 423,710.21 = 69,241.88 : x - Step 2: Convert to fraction form
282,473.02/423,710.21 = 69,241.88/x - Step 3: Cross multiply
282,473.02x = 423,710.21 × 69,241.88 - Step 4: Simplify right side
282,473.02x = 29,338,491,169.39 - Step 5: Solve for x
x = 29,338,491,169.39/282,473.02 - Step 6: Final answer
x = 103,862.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.