Finding the Fourth Proportional to 1,341,296.95, 2,011,945.97 and 330,438.57
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Solution
The fourth proportional to 1,341,296.95, 2,011,945.97 and 330,438.57 is: 495,657.99
Step by Step Solution
- Step 1: Write the proportion equation
1,341,296.95 : 2,011,945.97 = 330,438.57 : x - Step 2: Convert to fraction form
1,341,296.95/2,011,945.97 = 330,438.57/x - Step 3: Cross multiply
1,341,296.95x = 2,011,945.97 × 330,438.57 - Step 4: Simplify right side
1,341,296.95x = 664,824,544,214.20 - Step 5: Solve for x
x = 664,824,544,214.20/1,341,296.95 - Step 6: Final answer
x = 495,657.99
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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.