Finding the Fourth Proportional to 446,122.99, 615,779.62 and 271,756.22
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Solution
The fourth proportional to 446,122.99, 615,779.62 and 271,756.22 is: 375,102.70
Step by Step Solution
- Step 1: Write the proportion equation
446,122.99 : 615,779.62 = 271,756.22 : x - Step 2: Convert to fraction form
446,122.99/615,779.62 = 271,756.22/x - Step 3: Cross multiply
446,122.99x = 615,779.62 × 271,756.22 - Step 4: Simplify right side
446,122.99x = 167,341,938,125.95 - Step 5: Solve for x
x = 167,341,938,125.95/446,122.99 - Step 6: Final answer
x = 375,102.70
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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.