Finding the Fourth Proportional to 366,823.28, 550,283.88 and 145,155.44
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Solution
The fourth proportional to 366,823.28, 550,283.88 and 145,155.44 is: 217,752.53
Step by Step Solution
- Step 1: Write the proportion equation
366,823.28 : 550,283.88 = 145,155.44 : x - Step 2: Convert to fraction form
366,823.28/550,283.88 = 145,155.44/x - Step 3: Cross multiply
366,823.28x = 550,283.88 × 145,155.44 - Step 4: Simplify right side
366,823.28x = 79,876,698,726.31 - Step 5: Solve for x
x = 79,876,698,726.31/366,823.28 - Step 6: Final answer
x = 217,752.53
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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.