Finding the Fourth Proportional to 708,453.70, 993,934.70 and 708,453.70
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Solution
The fourth proportional to 708,453.70, 993,934.70 and 708,453.70 is: 993,934.70
Step by Step Solution
- Step 1: Write the proportion equation
708,453.70 : 993,934.70 = 708,453.70 : x - Step 2: Convert to fraction form
708,453.70/993,934.70 = 708,453.70/x - Step 3: Cross multiply
708,453.70x = 993,934.70 × 708,453.70 - Step 4: Simplify right side
708,453.70x = 704,156,715,773.39 - Step 5: Solve for x
x = 704,156,715,773.39/708,453.70 - Step 6: Final answer
x = 993,934.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.