Finding the Fourth Proportional to 823,044.34, 1,234,259.72 and 283,149.62
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Solution
The fourth proportional to 823,044.34, 1,234,259.72 and 283,149.62 is: 424,618.89
Step by Step Solution
- Step 1: Write the proportion equation
823,044.34 : 1,234,259.72 = 283,149.62 : x - Step 2: Convert to fraction form
823,044.34/1,234,259.72 = 283,149.62/x - Step 3: Cross multiply
823,044.34x = 1,234,259.72 × 283,149.62 - Step 4: Simplify right side
823,044.34x = 349,480,177,337.97 - Step 5: Solve for x
x = 349,480,177,337.97/823,044.34 - Step 6: Final answer
x = 424,618.89
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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.