Finding the Fourth Proportional to 568,780.03, 784,911.63 and 314,125.75
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Solution
The fourth proportional to 568,780.03, 784,911.63 and 314,125.75 is: 433,490.88
Step by Step Solution
- Step 1: Write the proportion equation
568,780.03 : 784,911.63 = 314,125.75 : x - Step 2: Convert to fraction form
568,780.03/784,911.63 = 314,125.75/x - Step 3: Cross multiply
568,780.03x = 784,911.63 × 314,125.75 - Step 4: Simplify right side
568,780.03x = 246,560,954,457.47 - Step 5: Solve for x
x = 246,560,954,457.47/568,780.03 - Step 6: Final answer
x = 433,490.88
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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.