Finding the Fourth Proportional to 445,619.84, 668,025.14 and 164,940.26
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Solution
The fourth proportional to 445,619.84, 668,025.14 and 164,940.26 is: 247,260.63
Step by Step Solution
- Step 1: Write the proportion equation
445,619.84 : 668,025.14 = 164,940.26 : x - Step 2: Convert to fraction form
445,619.84/668,025.14 = 164,940.26/x - Step 3: Cross multiply
445,619.84x = 668,025.14 × 164,940.26 - Step 4: Simplify right side
445,619.84x = 110,184,240,278.14 - Step 5: Solve for x
x = 110,184,240,278.14/445,619.84 - Step 6: Final answer
x = 247,260.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.