Finding the Fourth Proportional to 568,307.44, 784,262.68 and 313,656.82
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Solution
The fourth proportional to 568,307.44, 784,262.68 and 313,656.82 is: 432,845.54
Step by Step Solution
- Step 1: Write the proportion equation
568,307.44 : 784,262.68 = 313,656.82 : x - Step 2: Convert to fraction form
568,307.44/784,262.68 = 313,656.82/x - Step 3: Cross multiply
568,307.44x = 784,262.68 × 313,656.82 - Step 4: Simplify right side
568,307.44x = 245,989,338,253.48 - Step 5: Solve for x
x = 245,989,338,253.48/568,307.44 - Step 6: Final answer
x = 432,845.54
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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.