Finding the Fourth Proportional to 772,324.74, 1,065,797.85 and 432,799.62
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Solution
The fourth proportional to 772,324.74, 1,065,797.85 and 432,799.62 is: 597,257.71
Step by Step Solution
- Step 1: Write the proportion equation
772,324.74 : 1,065,797.85 = 432,799.62 : x - Step 2: Convert to fraction form
772,324.74/1,065,797.85 = 432,799.62/x - Step 3: Cross multiply
772,324.74x = 1,065,797.85 × 432,799.62 - Step 4: Simplify right side
772,324.74x = 461,276,904,476.82 - Step 5: Solve for x
x = 461,276,904,476.82/772,324.74 - Step 6: Final answer
x = 597,257.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.