Finding the Fourth Proportional to 822,886.91, 1,135,530.60 and 460,248.02
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Solution
The fourth proportional to 822,886.91, 1,135,530.60 and 460,248.02 is: 635,112.44
Step by Step Solution
- Step 1: Write the proportion equation
822,886.91 : 1,135,530.60 = 460,248.02 : x - Step 2: Convert to fraction form
822,886.91/1,135,530.60 = 460,248.02/x - Step 3: Cross multiply
822,886.91x = 1,135,530.60 × 460,248.02 - Step 4: Simplify right side
822,886.91x = 522,625,710,299.41 - Step 5: Solve for x
x = 522,625,710,299.41/822,886.91 - Step 6: Final answer
x = 635,112.44
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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.