Finding the Fourth Proportional to 568,365.84, 784,344.93 and 313,717.10
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Solution
The fourth proportional to 568,365.84, 784,344.93 and 313,717.10 is: 432,929.63
Step by Step Solution
- Step 1: Write the proportion equation
568,365.84 : 784,344.93 = 313,717.10 : x - Step 2: Convert to fraction form
568,365.84/784,344.93 = 313,717.10/x - Step 3: Cross multiply
568,365.84x = 784,344.93 × 313,717.10 - Step 4: Simplify right side
568,365.84x = 246,062,417,035.31 - Step 5: Solve for x
x = 246,062,417,035.31/568,365.84 - Step 6: Final answer
x = 432,929.63
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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.