Finding the Fourth Proportional to 248,460.84, 342,788.61 and 162,470.13
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Solution
The fourth proportional to 248,460.84, 342,788.61 and 162,470.13 is: 224,151.66
Step by Step Solution
- Step 1: Write the proportion equation
248,460.84 : 342,788.61 = 162,470.13 : x - Step 2: Convert to fraction form
248,460.84/342,788.61 = 162,470.13/x - Step 3: Cross multiply
248,460.84x = 342,788.61 × 162,470.13 - Step 4: Simplify right side
248,460.84x = 55,692,910,029.22 - Step 5: Solve for x
x = 55,692,910,029.22/248,460.84 - Step 6: Final answer
x = 224,151.66
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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.