Finding the Fourth Proportional to 304,455.80, 457,058.10 and 192,135.80
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Solution
The fourth proportional to 304,455.80, 457,058.10 and 192,135.80 is: 288,439.98
Step by Step Solution
- Step 1: Write the proportion equation
304,455.80 : 457,058.10 = 192,135.80 : x - Step 2: Convert to fraction form
304,455.80/457,058.10 = 192,135.80/x - Step 3: Cross multiply
304,455.80x = 457,058.10 × 192,135.80 - Step 4: Simplify right side
304,455.80x = 87,817,223,689.98 - Step 5: Solve for x
x = 87,817,223,689.98/304,455.80 - Step 6: Final answer
x = 288,439.98
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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.