Finding the Fourth Proportional to 675,062.13, 931,146.81 and 432,961.23
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Solution
The fourth proportional to 675,062.13, 931,146.81 and 432,961.23 is: 597,204.98
Step by Step Solution
- Step 1: Write the proportion equation
675,062.13 : 931,146.81 = 432,961.23 : x - Step 2: Convert to fraction form
675,062.13/931,146.81 = 432,961.23/x - Step 3: Cross multiply
675,062.13x = 931,146.81 × 432,961.23 - Step 4: Simplify right side
675,062.13x = 403,150,468,168.18 - Step 5: Solve for x
x = 403,150,468,168.18/675,062.13 - Step 6: Final answer
x = 597,204.98
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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.