Finding the Fourth Proportional to 802,062.14, 1,106,772.14 and 462,464.78
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Solution
The fourth proportional to 802,062.14, 1,106,772.14 and 462,464.78 is: 638,158.95
Step by Step Solution
- Step 1: Write the proportion equation
802,062.14 : 1,106,772.14 = 462,464.78 : x - Step 2: Convert to fraction form
802,062.14/1,106,772.14 = 462,464.78/x - Step 3: Cross multiply
802,062.14x = 1,106,772.14 × 462,464.78 - Step 4: Simplify right side
802,062.14x = 511,843,134,235.23 - Step 5: Solve for x
x = 511,843,134,235.23/802,062.14 - Step 6: Final answer
x = 638,158.95
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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.