Finding the Fourth Proportional to 823,086.88, 1,135,476.28 and 532,792.08
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Solution
The fourth proportional to 823,086.88, 1,135,476.28 and 532,792.08 is: 735,004.75
Step by Step Solution
- Step 1: Write the proportion equation
823,086.88 : 1,135,476.28 = 532,792.08 : x - Step 2: Convert to fraction form
823,086.88/1,135,476.28 = 532,792.08/x - Step 3: Cross multiply
823,086.88x = 1,135,476.28 × 532,792.08 - Step 4: Simplify right side
823,086.88x = 604,972,769,011.86 - Step 5: Solve for x
x = 604,972,769,011.86/823,086.88 - Step 6: Final answer
x = 735,004.75
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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.