Finding the Fourth Proportional to 757,007.68, 1,044,744.24 and 565,688.80
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Solution
The fourth proportional to 757,007.68, 1,044,744.24 and 565,688.80 is: 780,705.57
Step by Step Solution
- Step 1: Write the proportion equation
757,007.68 : 1,044,744.24 = 565,688.80 : x - Step 2: Convert to fraction form
757,007.68/1,044,744.24 = 565,688.80/x - Step 3: Cross multiply
757,007.68x = 1,044,744.24 × 565,688.80 - Step 4: Simplify right side
757,007.68x = 591,000,115,432.51 - Step 5: Solve for x
x = 591,000,115,432.51/757,007.68 - Step 6: Final answer
x = 780,705.57
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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.