Finding the Fourth Proportional to 288,315.84, 397,804.23 and 250,014.18
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Solution
The fourth proportional to 288,315.84, 397,804.23 and 250,014.18 is: 344,957.45
Step by Step Solution
- Step 1: Write the proportion equation
288,315.84 : 397,804.23 = 250,014.18 : x - Step 2: Convert to fraction form
288,315.84/397,804.23 = 250,014.18/x - Step 3: Cross multiply
288,315.84x = 397,804.23 × 250,014.18 - Step 4: Simplify right side
288,315.84x = 99,456,698,108.42 - Step 5: Solve for x
x = 99,456,698,108.42/288,315.84 - Step 6: Final answer
x = 344,957.45
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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.