Finding the Fourth Proportional to 319,993.14, 441,582.06 and 176,750.10
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Solution
The fourth proportional to 319,993.14, 441,582.06 and 176,750.10 is: 243,910.46
Step by Step Solution
- Step 1: Write the proportion equation
319,993.14 : 441,582.06 = 176,750.10 : x - Step 2: Convert to fraction form
319,993.14/441,582.06 = 176,750.10/x - Step 3: Cross multiply
319,993.14x = 441,582.06 × 176,750.10 - Step 4: Simplify right side
319,993.14x = 78,049,673,263.21 - Step 5: Solve for x
x = 78,049,673,263.21/319,993.14 - Step 6: Final answer
x = 243,910.46
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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.