Finding the Fourth Proportional to 565,701.13, 849,109.37 and 415,519.84
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Solution
The fourth proportional to 565,701.13, 849,109.37 and 415,519.84 is: 623,689.38
Step by Step Solution
- Step 1: Write the proportion equation
565,701.13 : 849,109.37 = 415,519.84 : x - Step 2: Convert to fraction form
565,701.13/849,109.37 = 415,519.84/x - Step 3: Cross multiply
565,701.13x = 849,109.37 × 415,519.84 - Step 4: Simplify right side
565,701.13x = 352,821,783,241.76 - Step 5: Solve for x
x = 352,821,783,241.76/565,701.13 - Step 6: Final answer
x = 623,689.38
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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.