Finding the Fourth Proportional to 914,895.04, 1,262,621.70 and 552,407.08
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Solution
The fourth proportional to 914,895.04, 1,262,621.70 and 552,407.08 is: 762,361.95
Step by Step Solution
- Step 1: Write the proportion equation
914,895.04 : 1,262,621.70 = 552,407.08 : x - Step 2: Convert to fraction form
914,895.04/1,262,621.70 = 552,407.08/x - Step 3: Cross multiply
914,895.04x = 1,262,621.70 × 552,407.08 - Step 4: Simplify right side
914,895.04x = 697,481,166,441.64 - Step 5: Solve for x
x = 697,481,166,441.64/914,895.04 - Step 6: Final answer
x = 762,361.95
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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.