Finding the Fourth Proportional to 493,133.44, 680,523.60 and 266,778.88
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Solution
The fourth proportional to 493,133.44, 680,523.60 and 266,778.88 is: 368,154.56
Step by Step Solution
- Step 1: Write the proportion equation
493,133.44 : 680,523.60 = 266,778.88 : x - Step 2: Convert to fraction form
493,133.44/680,523.60 = 266,778.88/x - Step 3: Cross multiply
493,133.44x = 680,523.60 × 266,778.88 - Step 4: Simplify right side
493,133.44x = 181,549,323,821.57 - Step 5: Solve for x
x = 181,549,323,821.57/493,133.44 - Step 6: Final answer
x = 368,154.56
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1.5x scale
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.