Finding the Fourth Proportional to 660,045.24, 989,909.24 and 304,717.95
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Solution
The fourth proportional to 660,045.24, 989,909.24 and 304,717.95 is: 457,003.69
Step by Step Solution
- Step 1: Write the proportion equation
660,045.24 : 989,909.24 = 304,717.95 : x - Step 2: Convert to fraction form
660,045.24/989,909.24 = 304,717.95/x - Step 3: Cross multiply
660,045.24x = 989,909.24 × 304,717.95 - Step 4: Simplify right side
660,045.24x = 301,643,112,775.27 - Step 5: Solve for x
x = 301,643,112,775.27/660,045.24 - Step 6: Final answer
x = 457,003.69
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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.