Finding the Fourth Proportional to 410,688.92, 566,694.68 and 229,377.71
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Solution
The fourth proportional to 410,688.92, 566,694.68 and 229,377.71 is: 316,509.94
Step by Step Solution
- Step 1: Write the proportion equation
410,688.92 : 566,694.68 = 229,377.71 : x - Step 2: Convert to fraction form
410,688.92/566,694.68 = 229,377.71/x - Step 3: Cross multiply
410,688.92x = 566,694.68 × 229,377.71 - Step 4: Simplify right side
410,688.92x = 129,987,123,987.22 - Step 5: Solve for x
x = 129,987,123,987.22/410,688.92 - Step 6: Final answer
x = 316,509.94
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1.5x scale
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.