Finding the Fourth Proportional to 352,423.93, 486,345.26 and 191,278.98
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Solution
The fourth proportional to 352,423.93, 486,345.26 and 191,278.98 is: 263,965.12
Step by Step Solution
- Step 1: Write the proportion equation
352,423.93 : 486,345.26 = 191,278.98 : x - Step 2: Convert to fraction form
352,423.93/486,345.26 = 191,278.98/x - Step 3: Cross multiply
352,423.93x = 486,345.26 × 191,278.98 - Step 4: Simplify right side
352,423.93x = 93,027,625,260.63 - Step 5: Solve for x
x = 93,027,625,260.63/352,423.93 - Step 6: Final answer
x = 263,965.12
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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.