Finding the Fourth Proportional to 903,710.98, 1,354,620.63 and 304,465.09
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Solution
The fourth proportional to 903,710.98, 1,354,620.63 and 304,465.09 is: 456,378.98
Step by Step Solution
- Step 1: Write the proportion equation
903,710.98 : 1,354,620.63 = 304,465.09 : x - Step 2: Convert to fraction form
903,710.98/1,354,620.63 = 304,465.09/x - Step 3: Cross multiply
903,710.98x = 1,354,620.63 × 304,465.09 - Step 4: Simplify right side
903,710.98x = 412,434,692,028.81 - Step 5: Solve for x
x = 412,434,692,028.81/903,710.98 - Step 6: Final answer
x = 456,378.98
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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.