Finding the Fourth Proportional to 959,529.09, 1,324,228.05 and 551,763.48
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Solution
The fourth proportional to 959,529.09, 1,324,228.05 and 551,763.48 is: 761,478.40
Step by Step Solution
- Step 1: Write the proportion equation
959,529.09 : 1,324,228.05 = 551,763.48 : x - Step 2: Convert to fraction form
959,529.09/1,324,228.05 = 551,763.48/x - Step 3: Cross multiply
959,529.09x = 1,324,228.05 × 551,763.48 - Step 4: Simplify right side
959,529.09x = 730,660,677,181.61 - Step 5: Solve for x
x = 730,660,677,181.61/959,529.09 - Step 6: Final answer
x = 761,478.40
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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.