Finding the Fourth Proportional to 560,201.19, 840,803.54 and 290,522.45
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Solution
The fourth proportional to 560,201.19, 840,803.54 and 290,522.45 is: 436,043.88
Step by Step Solution
- Step 1: Write the proportion equation
560,201.19 : 840,803.54 = 290,522.45 : x - Step 2: Convert to fraction form
560,201.19/840,803.54 = 290,522.45/x - Step 3: Cross multiply
560,201.19x = 840,803.54 × 290,522.45 - Step 4: Simplify right side
560,201.19x = 244,272,301,963.54 - Step 5: Solve for x
x = 244,272,301,963.54/560,201.19 - Step 6: Final answer
x = 436,043.88
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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.