Finding the Fourth Proportional to 617,652.22, 926,553.08 and 218,211.26
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Solution
The fourth proportional to 617,652.22, 926,553.08 and 218,211.26 is: 327,343.30
Step by Step Solution
- Step 1: Write the proportion equation
617,652.22 : 926,553.08 = 218,211.26 : x - Step 2: Convert to fraction form
617,652.22/926,553.08 = 218,211.26/x - Step 3: Cross multiply
617,652.22x = 926,553.08 × 218,211.26 - Step 4: Simplify right side
617,652.22x = 202,184,315,043.68 - Step 5: Solve for x
x = 202,184,315,043.68/617,652.22 - Step 6: Final answer
x = 327,343.30
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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.