Finding the Fourth Proportional to 635,677.92, 877,192.20 and 349,210.08
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Solution
The fourth proportional to 635,677.92, 877,192.20 and 349,210.08 is: 481,886.11
Step by Step Solution
- Step 1: Write the proportion equation
635,677.92 : 877,192.20 = 349,210.08 : x - Step 2: Convert to fraction form
635,677.92/877,192.20 = 349,210.08/x - Step 3: Cross multiply
635,677.92x = 877,192.20 × 349,210.08 - Step 4: Simplify right side
635,677.92x = 306,324,358,337.38 - Step 5: Solve for x
x = 306,324,358,337.38/635,677.92 - Step 6: Final answer
x = 481,886.11
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1.5x scale
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.