Finding the Fourth Proportional to 601,006.68, 829,952.06 and 386,520.30
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Solution
The fourth proportional to 601,006.68, 829,952.06 and 386,520.30 is: 533,759.99
Step by Step Solution
- Step 1: Write the proportion equation
601,006.68 : 829,952.06 = 386,520.30 : x - Step 2: Convert to fraction form
601,006.68/829,952.06 = 386,520.30/x - Step 3: Cross multiply
601,006.68x = 829,952.06 × 386,520.30 - Step 4: Simplify right side
601,006.68x = 320,793,317,284.22 - Step 5: Solve for x
x = 320,793,317,284.22/601,006.68 - Step 6: Final answer
x = 533,759.99
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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.