Finding the Fourth Proportional to 747,684.46, 1,121,526.74 and 597,220.28
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Solution
The fourth proportional to 747,684.46, 1,121,526.74 and 597,220.28 is: 895,830.45
Step by Step Solution
- Step 1: Write the proportion equation
747,684.46 : 1,121,526.74 = 597,220.28 : x - Step 2: Convert to fraction form
747,684.46/1,121,526.74 = 597,220.28/x - Step 3: Cross multiply
747,684.46x = 1,121,526.74 × 597,220.28 - Step 4: Simplify right side
747,684.46x = 669,798,505,096.55 - Step 5: Solve for x
x = 669,798,505,096.55/747,684.46 - Step 6: Final answer
x = 895,830.45
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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.