Finding the Fourth Proportional to 652,023.34, 977,951.94 and 252,390.70
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Solution
The fourth proportional to 652,023.34, 977,951.94 and 252,390.70 is: 378,553.89
Step by Step Solution
- Step 1: Write the proportion equation
652,023.34 : 977,951.94 = 252,390.70 : x - Step 2: Convert to fraction form
652,023.34/977,951.94 = 252,390.70/x - Step 3: Cross multiply
652,023.34x = 977,951.94 × 252,390.70 - Step 4: Simplify right side
652,023.34x = 246,825,974,702.96 - Step 5: Solve for x
x = 246,825,974,702.96/652,023.34 - Step 6: Final answer
x = 378,553.89
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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.