Finding the Fourth Proportional to 615,244.68, 849,036.51 and 343,296.18
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Solution
The fourth proportional to 615,244.68, 849,036.51 and 343,296.18 is: 473,748.09
Step by Step Solution
- Step 1: Write the proportion equation
615,244.68 : 849,036.51 = 343,296.18 : x - Step 2: Convert to fraction form
615,244.68/849,036.51 = 343,296.18/x - Step 3: Cross multiply
615,244.68x = 849,036.51 × 343,296.18 - Step 4: Simplify right side
615,244.68x = 291,470,990,563.53 - Step 5: Solve for x
x = 291,470,990,563.53/615,244.68 - Step 6: Final answer
x = 473,748.09
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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.