Finding the Fourth Proportional to 607,614.12, 838,492.74 and 335,708.04
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Solution
The fourth proportional to 607,614.12, 838,492.74 and 335,708.04 is: 463,268.95
Step by Step Solution
- Step 1: Write the proportion equation
607,614.12 : 838,492.74 = 335,708.04 : x - Step 2: Convert to fraction form
607,614.12/838,492.74 = 335,708.04/x - Step 3: Cross multiply
607,614.12x = 838,492.74 × 335,708.04 - Step 4: Simplify right side
607,614.12x = 281,488,754,299.63 - Step 5: Solve for x
x = 281,488,754,299.63/607,614.12 - Step 6: Final answer
x = 463,268.95
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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.