Finding the Fourth Proportional to 422,116.58, 632,169.74 and 244,248.74
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Solution
The fourth proportional to 422,116.58, 632,169.74 and 244,248.74 is: 365,791.51
Step by Step Solution
- Step 1: Write the proportion equation
422,116.58 : 632,169.74 = 244,248.74 : x - Step 2: Convert to fraction form
422,116.58/632,169.74 = 244,248.74/x - Step 3: Cross multiply
422,116.58x = 632,169.74 × 244,248.74 - Step 4: Simplify right side
422,116.58x = 154,406,662,461.13 - Step 5: Solve for x
x = 154,406,662,461.13/422,116.58 - Step 6: Final answer
x = 365,791.51
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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.