Finding the Fourth Proportional to 496,970.10, 745,455.15 and 363,125.70
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Solution
The fourth proportional to 496,970.10, 745,455.15 and 363,125.70 is: 544,688.55
Step by Step Solution
- Step 1: Write the proportion equation
496,970.10 : 745,455.15 = 363,125.70 : x - Step 2: Convert to fraction form
496,970.10/745,455.15 = 363,125.70/x - Step 3: Cross multiply
496,970.10x = 745,455.15 × 363,125.70 - Step 4: Simplify right side
496,970.10x = 270,693,923,162.36 - Step 5: Solve for x
x = 270,693,923,162.36/496,970.10 - Step 6: Final answer
x = 544,688.55
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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.