Finding the Fourth Proportional to 875,974.10, 1,313,232.15 and 370,922.90
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Solution
The fourth proportional to 875,974.10, 1,313,232.15 and 370,922.90 is: 556,075.66
Step by Step Solution
- Step 1: Write the proportion equation
875,974.10 : 1,313,232.15 = 370,922.90 : x - Step 2: Convert to fraction form
875,974.10/1,313,232.15 = 370,922.90/x - Step 3: Cross multiply
875,974.10x = 1,313,232.15 × 370,922.90 - Step 4: Simplify right side
875,974.10x = 487,107,877,451.24 - Step 5: Solve for x
x = 487,107,877,451.24/875,974.10 - Step 6: Final answer
x = 556,075.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.