Finding the Fourth Proportional to 370,529.76, 511,340.58 and 227,368.92
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Solution
The fourth proportional to 370,529.76, 511,340.58 and 227,368.92 is: 313,774.95
Step by Step Solution
- Step 1: Write the proportion equation
370,529.76 : 511,340.58 = 227,368.92 : x - Step 2: Convert to fraction form
370,529.76/511,340.58 = 227,368.92/x - Step 3: Cross multiply
370,529.76x = 511,340.58 × 227,368.92 - Step 4: Simplify right side
370,529.76x = 116,262,955,426.77 - Step 5: Solve for x
x = 116,262,955,426.77/370,529.76 - Step 6: Final answer
x = 313,774.95
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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.