Finding the Fourth Proportional to 416,875.41, 575,272.62 and 225,884.70
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Solution
The fourth proportional to 416,875.41, 575,272.62 and 225,884.70 is: 311,712.52
Step by Step Solution
- Step 1: Write the proportion equation
416,875.41 : 575,272.62 = 225,884.70 : x - Step 2: Convert to fraction form
416,875.41/575,272.62 = 225,884.70/x - Step 3: Cross multiply
416,875.41x = 575,272.62 × 225,884.70 - Step 4: Simplify right side
416,875.41x = 129,945,283,186.91 - Step 5: Solve for x
x = 129,945,283,186.91/416,875.41 - Step 6: Final answer
x = 311,712.52
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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.