Finding the Fourth Proportional to 363,947.98, 545,915.49 and 153,587.74
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Solution
The fourth proportional to 363,947.98, 545,915.49 and 153,587.74 is: 230,378.88
Step by Step Solution
- Step 1: Write the proportion equation
363,947.98 : 545,915.49 = 153,587.74 : x - Step 2: Convert to fraction form
363,947.98/545,915.49 = 153,587.74/x - Step 3: Cross multiply
363,947.98x = 545,915.49 × 153,587.74 - Step 4: Simplify right side
363,947.98x = 83,845,926,340.09 - Step 5: Solve for x
x = 83,845,926,340.09/363,947.98 - Step 6: Final answer
x = 230,378.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.