Finding the Fourth Proportional to 617,750.28, 927,224.62 and 298,127.12
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Solution
The fourth proportional to 617,750.28, 927,224.62 and 298,127.12 is: 447,479.85
Step by Step Solution
- Step 1: Write the proportion equation
617,750.28 : 927,224.62 = 298,127.12 : x - Step 2: Convert to fraction form
617,750.28/927,224.62 = 298,127.12/x - Step 3: Cross multiply
617,750.28x = 927,224.62 × 298,127.12 - Step 4: Simplify right side
617,750.28x = 276,430,800,172.25 - Step 5: Solve for x
x = 276,430,800,172.25/617,750.28 - Step 6: Final answer
x = 447,479.85
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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.