Finding the Fourth Proportional to 344,798.29, 475,887.18 and 215,796.70
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Solution
The fourth proportional to 344,798.29, 475,887.18 and 215,796.70 is: 297,840.46
Step by Step Solution
- Step 1: Write the proportion equation
344,798.29 : 475,887.18 = 215,796.70 : x - Step 2: Convert to fraction form
344,798.29/475,887.18 = 215,796.70/x - Step 3: Cross multiply
344,798.29x = 475,887.18 × 215,796.70 - Step 4: Simplify right side
344,798.29x = 102,694,883,016.31 - Step 5: Solve for x
x = 102,694,883,016.31/344,798.29 - Step 6: Final answer
x = 297,840.46
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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.