Finding the Fourth Proportional to 755,042.23, 1,041,982.95 and 432,813.30
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Solution
The fourth proportional to 755,042.23, 1,041,982.95 and 432,813.30 is: 597,296.50
Step by Step Solution
- Step 1: Write the proportion equation
755,042.23 : 1,041,982.95 = 432,813.30 : x - Step 2: Convert to fraction form
755,042.23/1,041,982.95 = 432,813.30/x - Step 3: Cross multiply
755,042.23x = 1,041,982.95 × 432,813.30 - Step 4: Simplify right side
755,042.23x = 450,984,079,133.24 - Step 5: Solve for x
x = 450,984,079,133.24/755,042.23 - Step 6: Final answer
x = 597,296.50
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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.