Finding the Fourth Proportional to 352,088.68, 485,894.82 and 251,726.44
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Solution
The fourth proportional to 352,088.68, 485,894.82 and 251,726.44 is: 347,391.38
Step by Step Solution
- Step 1: Write the proportion equation
352,088.68 : 485,894.82 = 251,726.44 : x - Step 2: Convert to fraction form
352,088.68/485,894.82 = 251,726.44/x - Step 3: Cross multiply
352,088.68x = 485,894.82 × 251,726.44 - Step 4: Simplify right side
352,088.68x = 122,312,573,253.04 - Step 5: Solve for x
x = 122,312,573,253.04/352,088.68 - Step 6: Final answer
x = 347,391.38
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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.