Finding the Fourth Proportional to 442,258.62, 610,318.70 and 251,282.49
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Solution
The fourth proportional to 442,258.62, 610,318.70 and 251,282.49 is: 346,770.86
Step by Step Solution
- Step 1: Write the proportion equation
442,258.62 : 610,318.70 = 251,282.49 : x - Step 2: Convert to fraction form
442,258.62/610,318.70 = 251,282.49/x - Step 3: Cross multiply
442,258.62x = 610,318.70 × 251,282.49 - Step 4: Simplify right side
442,258.62x = 153,362,402,629.56 - Step 5: Solve for x
x = 153,362,402,629.56/442,258.62 - Step 6: Final answer
x = 346,770.86
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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.