Finding the Fourth Proportional to 534,425.19, 737,518.70 and 304,977.91
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Solution
The fourth proportional to 534,425.19, 737,518.70 and 304,977.91 is: 420,876.33
Step by Step Solution
- Step 1: Write the proportion equation
534,425.19 : 737,518.70 = 304,977.91 : x - Step 2: Convert to fraction form
534,425.19/737,518.70 = 304,977.91/x - Step 3: Cross multiply
534,425.19x = 737,518.70 × 304,977.91 - Step 4: Simplify right side
534,425.19x = 224,926,911,711.92 - Step 5: Solve for x
x = 224,926,911,711.92/534,425.19 - Step 6: Final answer
x = 420,876.33
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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.