Finding the Fourth Proportional to 903,709.98, 1,354,619.13 and 304,464.09
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Solution
The fourth proportional to 903,709.98, 1,354,619.13 and 304,464.09 is: 456,377.48
Step by Step Solution
- Step 1: Write the proportion equation
903,709.98 : 1,354,619.13 = 304,464.09 : x - Step 2: Convert to fraction form
903,709.98/1,354,619.13 = 304,464.09/x - Step 3: Cross multiply
903,709.98x = 1,354,619.13 × 304,464.09 - Step 4: Simplify right side
903,709.98x = 412,432,880,712.04 - Step 5: Solve for x
x = 412,432,880,712.04/903,709.98 - Step 6: Final answer
x = 456,377.48
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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.