Finding the Fourth Proportional to 410,458.32, 566,489.14 and 229,181.99
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Solution
The fourth proportional to 410,458.32, 566,489.14 and 229,181.99 is: 316,302.78
Step by Step Solution
- Step 1: Write the proportion equation
410,458.32 : 566,489.14 = 229,181.99 : x - Step 2: Convert to fraction form
410,458.32/566,489.14 = 229,181.99/x - Step 3: Cross multiply
410,458.32x = 566,489.14 × 229,181.99 - Step 4: Simplify right side
410,458.32x = 129,829,109,488.84 - Step 5: Solve for x
x = 129,829,109,488.84/410,458.32 - Step 6: Final answer
x = 316,302.78
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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.