Finding the Fourth Proportional to 497,301.99, 745,958.21 and 398,092.85
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Solution
The fourth proportional to 497,301.99, 745,958.21 and 398,092.85 is: 597,143.45
Step by Step Solution
- Step 1: Write the proportion equation
497,301.99 : 745,958.21 = 398,092.85 : x - Step 2: Convert to fraction form
497,301.99/745,958.21 = 398,092.85/x - Step 3: Cross multiply
497,301.99x = 745,958.21 × 398,092.85 - Step 4: Simplify right side
497,301.99x = 296,960,624,079.54 - Step 5: Solve for x
x = 296,960,624,079.54/497,301.99 - Step 6: Final answer
x = 597,143.45
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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.