Finding the Fourth Proportional to 370,803.86, 511,709.92 and 201,038.42
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Solution
The fourth proportional to 370,803.86, 511,709.92 and 201,038.42 is: 277,433.34
Step by Step Solution
- Step 1: Write the proportion equation
370,803.86 : 511,709.92 = 201,038.42 : x - Step 2: Convert to fraction form
370,803.86/511,709.92 = 201,038.42/x - Step 3: Cross multiply
370,803.86x = 511,709.92 × 201,038.42 - Step 4: Simplify right side
370,803.86x = 102,873,353,815.13 - Step 5: Solve for x
x = 102,873,353,815.13/370,803.86 - Step 6: Final answer
x = 277,433.34
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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.