Finding the Fourth Proportional to 695,194.11, 959,370.35 and 389,283.84
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Solution
The fourth proportional to 695,194.11, 959,370.35 and 389,283.84 is: 537,213.08
Step by Step Solution
- Step 1: Write the proportion equation
695,194.11 : 959,370.35 = 389,283.84 : x - Step 2: Convert to fraction form
695,194.11/959,370.35 = 389,283.84/x - Step 3: Cross multiply
695,194.11x = 959,370.35 × 389,283.84 - Step 4: Simplify right side
695,194.11x = 373,467,371,883.73 - Step 5: Solve for x
x = 373,467,371,883.73/695,194.11 - Step 6: Final answer
x = 537,213.08
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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.