Finding the Fourth Proportional to 899,584.20, 1,241,472.42 and 517,668.12
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Solution
The fourth proportional to 899,584.20, 1,241,472.42 and 517,668.12 is: 714,408.61
Step by Step Solution
- Step 1: Write the proportion equation
899,584.20 : 1,241,472.42 = 517,668.12 : x - Step 2: Convert to fraction form
899,584.20/1,241,472.42 = 517,668.12/x - Step 3: Cross multiply
899,584.20x = 1,241,472.42 × 517,668.12 - Step 4: Simplify right side
899,584.20x = 642,670,693,693.25 - Step 5: Solve for x
x = 642,670,693,693.25/899,584.20 - Step 6: Final answer
x = 714,408.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.