Finding the Fourth Proportional to 508,877.83, 702,223.99 and 282,508.75
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Solution
The fourth proportional to 508,877.83, 702,223.99 and 282,508.75 is: 389,846.86
Step by Step Solution
- Step 1: Write the proportion equation
508,877.83 : 702,223.99 = 282,508.75 : x - Step 2: Convert to fraction form
508,877.83/702,223.99 = 282,508.75/x - Step 3: Cross multiply
508,877.83x = 702,223.99 × 282,508.75 - Step 4: Simplify right side
508,877.83x = 198,384,421,634.91 - Step 5: Solve for x
x = 198,384,421,634.91/508,877.83 - Step 6: Final answer
x = 389,846.86
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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.