Finding the Fourth Proportional to 569,305.80, 853,849.35 and 169,959.60
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Solution
The fourth proportional to 569,305.80, 853,849.35 and 169,959.60 is: 254,906.75
Step by Step Solution
- Step 1: Write the proportion equation
569,305.80 : 853,849.35 = 169,959.60 : x - Step 2: Convert to fraction form
569,305.80/853,849.35 = 169,959.60/x - Step 3: Cross multiply
569,305.80x = 853,849.35 × 169,959.60 - Step 4: Simplify right side
569,305.80x = 145,119,893,986.26 - Step 5: Solve for x
x = 145,119,893,986.26/569,305.80 - Step 6: Final answer
x = 254,906.75
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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.