Finding the Fourth Proportional to 352,152.99, 528,270.57 and 127,619.19
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Solution
The fourth proportional to 352,152.99, 528,270.57 and 127,619.19 is: 191,443.67
Step by Step Solution
- Step 1: Write the proportion equation
352,152.99 : 528,270.57 = 127,619.19 : x - Step 2: Convert to fraction form
352,152.99/528,270.57 = 127,619.19/x - Step 3: Cross multiply
352,152.99x = 528,270.57 × 127,619.19 - Step 4: Simplify right side
352,152.99x = 67,417,462,244.24 - Step 5: Solve for x
x = 67,417,462,244.24/352,152.99 - Step 6: Final answer
x = 191,443.67
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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.