Finding the Fourth Proportional to 823,934.74, 1,234,904.10 and 349,623.67
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Solution
The fourth proportional to 823,934.74, 1,234,904.10 and 349,623.67 is: 524,012.02
Step by Step Solution
- Step 1: Write the proportion equation
823,934.74 : 1,234,904.10 = 349,623.67 : x - Step 2: Convert to fraction form
823,934.74/1,234,904.10 = 349,623.67/x - Step 3: Cross multiply
823,934.74x = 1,234,904.10 × 349,623.67 - Step 4: Simplify right side
823,934.74x = 431,751,703,540.05 - Step 5: Solve for x
x = 431,751,703,540.05/823,934.74 - Step 6: Final answer
x = 524,012.02
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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.