Finding the Fourth Proportional to 971,566.10, 1,456,657.95 and 372,295.70
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Solution
The fourth proportional to 971,566.10, 1,456,657.95 and 372,295.70 is: 558,178.69
Step by Step Solution
- Step 1: Write the proportion equation
971,566.10 : 1,456,657.95 = 372,295.70 : x - Step 2: Convert to fraction form
971,566.10/1,456,657.95 = 372,295.70/x - Step 3: Cross multiply
971,566.10x = 1,456,657.95 × 372,295.70 - Step 4: Simplify right side
971,566.10x = 542,307,491,155.82 - Step 5: Solve for x
x = 542,307,491,155.82/971,566.10 - Step 6: Final answer
x = 558,178.69
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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.