Finding the Fourth Proportional to 422,214.84, 633,322.08 and 106,671.66
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Solution
The fourth proportional to 422,214.84, 633,322.08 and 106,671.66 is: 160,007.44
Step by Step Solution
- Step 1: Write the proportion equation
422,214.84 : 633,322.08 = 106,671.66 : x - Step 2: Convert to fraction form
422,214.84/633,322.08 = 106,671.66/x - Step 3: Cross multiply
422,214.84x = 633,322.08 × 106,671.66 - Step 4: Simplify right side
422,214.84x = 67,557,517,588.25 - Step 5: Solve for x
x = 67,557,517,588.25/422,214.84 - Step 6: Final answer
x = 160,007.44
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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.