Finding the Fourth Proportional to 617,489.71, 926,104.97 and 174,154.03
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Solution
The fourth proportional to 617,489.71, 926,104.97 and 174,154.03 is: 261,194.49
Step by Step Solution
- Step 1: Write the proportion equation
617,489.71 : 926,104.97 = 174,154.03 : x - Step 2: Convert to fraction form
617,489.71/926,104.97 = 174,154.03/x - Step 3: Cross multiply
617,489.71x = 926,104.97 × 174,154.03 - Step 4: Simplify right side
617,489.71x = 161,284,912,728.53 - Step 5: Solve for x
x = 161,284,912,728.53/617,489.71 - Step 6: Final answer
x = 261,194.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.