Finding the Fourth Proportional to 586,721.24, 880,106.88 and 207,645.20
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Solution
The fourth proportional to 586,721.24, 880,106.88 and 207,645.20 is: 311,476.65
Step by Step Solution
- Step 1: Write the proportion equation
586,721.24 : 880,106.88 = 207,645.20 : x - Step 2: Convert to fraction form
586,721.24/880,106.88 = 207,645.20/x - Step 3: Cross multiply
586,721.24x = 880,106.88 × 207,645.20 - Step 4: Simplify right side
586,721.24x = 182,749,969,118.98 - Step 5: Solve for x
x = 182,749,969,118.98/586,721.24 - Step 6: Final answer
x = 311,476.65
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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.