Finding the Fourth Proportional to 366,292.99, 550,281.62 and 258,470.47
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Solution
The fourth proportional to 366,292.99, 550,281.62 and 258,470.47 is: 388,299.95
Step by Step Solution
- Step 1: Write the proportion equation
366,292.99 : 550,281.62 = 258,470.47 : x - Step 2: Convert to fraction form
366,292.99/550,281.62 = 258,470.47/x - Step 3: Cross multiply
366,292.99x = 550,281.62 × 258,470.47 - Step 4: Simplify right side
366,292.99x = 142,231,548,953.76 - Step 5: Solve for x
x = 142,231,548,953.76/366,292.99 - Step 6: Final answer
x = 388,299.95
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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.