Finding the Fourth Proportional to 890,924.76, 1,336,317.36 and 251,202.66
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Solution
The fourth proportional to 890,924.76, 1,336,317.36 and 251,202.66 is: 376,784.32
Step by Step Solution
- Step 1: Write the proportion equation
890,924.76 : 1,336,317.36 = 251,202.66 : x - Step 2: Convert to fraction form
890,924.76/1,336,317.36 = 251,202.66/x - Step 3: Cross multiply
890,924.76x = 1,336,317.36 × 251,202.66 - Step 4: Simplify right side
890,924.76x = 335,686,475,436.18 - Step 5: Solve for x
x = 335,686,475,436.18/890,924.76 - Step 6: Final answer
x = 376,784.32
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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.