Finding the Fourth Proportional to 549,334.08, 758,157.84 and 396,865.56
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Solution
The fourth proportional to 549,334.08, 758,157.84 and 396,865.56 is: 547,729.96
Step by Step Solution
- Step 1: Write the proportion equation
549,334.08 : 758,157.84 = 396,865.56 : x - Step 2: Convert to fraction form
549,334.08/758,157.84 = 396,865.56/x - Step 3: Cross multiply
549,334.08x = 758,157.84 × 396,865.56 - Step 4: Simplify right side
549,334.08x = 300,886,735,739.99 - Step 5: Solve for x
x = 300,886,735,739.99/549,334.08 - Step 6: Final answer
x = 547,729.96
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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.