Finding the Fourth Proportional to 903,335.10, 1,355,005.08 and 304,716.75
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Solution
The fourth proportional to 903,335.10, 1,355,005.08 and 304,716.75 is: 457,075.94
Step by Step Solution
- Step 1: Write the proportion equation
903,335.10 : 1,355,005.08 = 304,716.75 : x - Step 2: Convert to fraction form
903,335.10/1,355,005.08 = 304,716.75/x - Step 3: Cross multiply
903,335.10x = 1,355,005.08 × 304,716.75 - Step 4: Simplify right side
903,335.10x = 412,892,744,211.09 - Step 5: Solve for x
x = 412,892,744,211.09/903,335.10 - Step 6: Final answer
x = 457,075.94
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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.