Finding the Fourth Proportional to 349,299.75, 482,033.66 and 190,323.75
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Solution
The fourth proportional to 349,299.75, 482,033.66 and 190,323.75 is: 262,646.78
Step by Step Solution
- Step 1: Write the proportion equation
349,299.75 : 482,033.66 = 190,323.75 : x - Step 2: Convert to fraction form
349,299.75/482,033.66 = 190,323.75/x - Step 3: Cross multiply
349,299.75x = 482,033.66 × 190,323.75 - Step 4: Simplify right side
349,299.75x = 91,742,452,845.81 - Step 5: Solve for x
x = 91,742,452,845.81/349,299.75 - Step 6: Final answer
x = 262,646.78
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1.5x scale
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.