Finding the Fourth Proportional to 912,698.03, 1,366,244.49 and 574,153.55
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Solution
The fourth proportional to 912,698.03, 1,366,244.49 and 574,153.55 is: 859,467.31
Step by Step Solution
- Step 1: Write the proportion equation
912,698.03 : 1,366,244.49 = 574,153.55 : x - Step 2: Convert to fraction form
912,698.03/1,366,244.49 = 574,153.55/x - Step 3: Cross multiply
912,698.03x = 1,366,244.49 × 574,153.55 - Step 4: Simplify right side
912,698.03x = 784,434,124,101.44 - Step 5: Solve for x
x = 784,434,124,101.44/912,698.03 - Step 6: Final answer
x = 859,467.31
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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.