Finding the Fourth Proportional to 373,139.80, 514,526.38 and 252,070.99
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Solution
The fourth proportional to 373,139.80, 514,526.38 and 252,070.99 is: 347,583.33
Step by Step Solution
- Step 1: Write the proportion equation
373,139.80 : 514,526.38 = 252,070.99 : x - Step 2: Convert to fraction form
373,139.80/514,526.38 = 252,070.99/x - Step 3: Cross multiply
373,139.80x = 514,526.38 × 252,070.99 - Step 4: Simplify right side
373,139.80x = 129,697,173,987.72 - Step 5: Solve for x
x = 129,697,173,987.72/373,139.80 - Step 6: Final answer
x = 347,583.33
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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.