Finding the Fourth Proportional to 747,466.53, 1,121,378.40 and 242,028.06
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Solution
The fourth proportional to 747,466.53, 1,121,378.40 and 242,028.06 is: 363,099.92
Step by Step Solution
- Step 1: Write the proportion equation
747,466.53 : 1,121,378.40 = 242,028.06 : x - Step 2: Convert to fraction form
747,466.53/1,121,378.40 = 242,028.06/x - Step 3: Cross multiply
747,466.53x = 1,121,378.40 × 242,028.06 - Step 4: Simplify right side
747,466.53x = 271,405,038,677.90 - Step 5: Solve for x
x = 271,405,038,677.90/747,466.53 - Step 6: Final answer
x = 363,099.92
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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.