Finding the Fourth Proportional to 305,024.34, 457,431.18 and 125,058.70
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Solution
The fourth proportional to 305,024.34, 457,431.18 and 125,058.70 is: 187,544.86
Step by Step Solution
- Step 1: Write the proportion equation
305,024.34 : 457,431.18 = 125,058.70 : x - Step 2: Convert to fraction form
305,024.34/457,431.18 = 125,058.70/x - Step 3: Cross multiply
305,024.34x = 457,431.18 × 125,058.70 - Step 4: Simplify right side
305,024.34x = 57,205,746,423.11 - Step 5: Solve for x
x = 57,205,746,423.11/305,024.34 - Step 6: Final answer
x = 187,544.86
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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.