Finding the Fourth Proportional to 950,645.28, 1,311,890.49 and 548,237.28
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Solution
The fourth proportional to 950,645.28, 1,311,890.49 and 548,237.28 is: 756,567.45
Step by Step Solution
- Step 1: Write the proportion equation
950,645.28 : 1,311,890.49 = 548,237.28 : x - Step 2: Convert to fraction form
950,645.28/1,311,890.49 = 548,237.28/x - Step 3: Cross multiply
950,645.28x = 1,311,890.49 × 548,237.28 - Step 4: Simplify right side
950,645.28x = 719,227,273,895.47 - Step 5: Solve for x
x = 719,227,273,895.47/950,645.28 - Step 6: Final answer
x = 756,567.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.