Finding the Fourth Proportional to 276,811.98, 414,895.38 and 127,068.10
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Solution
The fourth proportional to 276,811.98, 414,895.38 and 127,068.10 is: 190,454.07
Step by Step Solution
- Step 1: Write the proportion equation
276,811.98 : 414,895.38 = 127,068.10 : x - Step 2: Convert to fraction form
276,811.98/414,895.38 = 127,068.10/x - Step 3: Cross multiply
276,811.98x = 414,895.38 × 127,068.10 - Step 4: Simplify right side
276,811.98x = 52,719,967,635.38 - Step 5: Solve for x
x = 52,719,967,635.38/276,811.98 - Step 6: Final answer
x = 190,454.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.