Finding the Fourth Proportional to 475,873.19, 656,852.03 and 306,107.31
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Solution
The fourth proportional to 475,873.19, 656,852.03 and 306,107.31 is: 422,522.67
Step by Step Solution
- Step 1: Write the proportion equation
475,873.19 : 656,852.03 = 306,107.31 : x - Step 2: Convert to fraction form
475,873.19/656,852.03 = 306,107.31/x - Step 3: Cross multiply
475,873.19x = 656,852.03 × 306,107.31 - Step 4: Simplify right side
475,873.19x = 201,067,210,051.90 - Step 5: Solve for x
x = 201,067,210,051.90/475,873.19 - Step 6: Final answer
x = 422,522.67
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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.