Finding the Fourth Proportional to 470,972.02, 649,921.76 and 267,036.75
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Solution
The fourth proportional to 470,972.02, 649,921.76 and 267,036.75 is: 368,499.58
Step by Step Solution
- Step 1: Write the proportion equation
470,972.02 : 649,921.76 = 267,036.75 : x - Step 2: Convert to fraction form
470,972.02/649,921.76 = 267,036.75/x - Step 3: Cross multiply
470,972.02x = 649,921.76 × 267,036.75 - Step 4: Simplify right side
470,972.02x = 173,552,989,959.89 - Step 5: Solve for x
x = 173,552,989,959.89/470,972.02 - Step 6: Final answer
x = 368,499.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.