Finding the Fourth Proportional to 601,414.05, 829,636.47 and 371,898.12
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Solution
The fourth proportional to 601,414.05, 829,636.47 and 371,898.12 is: 513,024.66
Step by Step Solution
- Step 1: Write the proportion equation
601,414.05 : 829,636.47 = 371,898.12 : x - Step 2: Convert to fraction form
601,414.05/829,636.47 = 371,898.12/x - Step 3: Cross multiply
601,414.05x = 829,636.47 × 371,898.12 - Step 4: Simplify right side
601,414.05x = 308,540,237,468.76 - Step 5: Solve for x
x = 308,540,237,468.76/601,414.05 - Step 6: Final answer
x = 513,024.66
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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.