Finding the Fourth Proportional to 730,108.62, 1,092,498.56 and 430,732.62
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Solution
The fourth proportional to 730,108.62, 1,092,498.56 and 430,732.62 is: 644,527.07
Step by Step Solution
- Step 1: Write the proportion equation
730,108.62 : 1,092,498.56 = 430,732.62 : x - Step 2: Convert to fraction form
730,108.62/1,092,498.56 = 430,732.62/x - Step 3: Cross multiply
730,108.62x = 1,092,498.56 × 430,732.62 - Step 4: Simplify right side
730,108.62x = 470,574,767,095.03 - Step 5: Solve for x
x = 470,574,767,095.03/730,108.62 - Step 6: Final answer
x = 644,527.07
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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.