Finding the Fourth Proportional to 467,157.97, 644,677.95 and 252,298.05
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Solution
The fourth proportional to 467,157.97, 644,677.95 and 252,298.05 is: 348,171.28
Step by Step Solution
- Step 1: Write the proportion equation
467,157.97 : 644,677.95 = 252,298.05 : x - Step 2: Convert to fraction form
467,157.97/644,677.95 = 252,298.05/x - Step 3: Cross multiply
467,157.97x = 644,677.95 × 252,298.05 - Step 4: Simplify right side
467,157.97x = 162,650,989,663.00 - Step 5: Solve for x
x = 162,650,989,663.00/467,157.97 - Step 6: Final answer
x = 348,171.28
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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.