Finding the Fourth Proportional to 410,625.81, 566,657.51 and 229,340.79
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Solution
The fourth proportional to 410,625.81, 566,657.51 and 229,340.79 is: 316,486.88
Step by Step Solution
- Step 1: Write the proportion equation
410,625.81 : 566,657.51 = 229,340.79 : x - Step 2: Convert to fraction form
410,625.81/566,657.51 = 229,340.79/x - Step 3: Cross multiply
410,625.81x = 566,657.51 × 229,340.79 - Step 4: Simplify right side
410,625.81x = 129,957,679,856.13 - Step 5: Solve for x
x = 129,957,679,856.13/410,625.81 - Step 6: Final answer
x = 316,486.88
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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.