Finding the Fourth Proportional to 348,649.06, 522,916.18 and 325,953.47
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Solution
The fourth proportional to 348,649.06, 522,916.18 and 325,953.47 is: 488,876.53
Step by Step Solution
- Step 1: Write the proportion equation
348,649.06 : 522,916.18 = 325,953.47 : x - Step 2: Convert to fraction form
348,649.06/522,916.18 = 325,953.47/x - Step 3: Cross multiply
348,649.06x = 522,916.18 × 325,953.47 - Step 4: Simplify right side
348,649.06x = 170,446,341,857.89 - Step 5: Solve for x
x = 170,446,341,857.89/348,649.06 - Step 6: Final answer
x = 488,876.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.