Finding the Fourth Proportional to 873,563.34, 1,310,660.31 and 305,028.23
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Solution
The fourth proportional to 873,563.34, 1,310,660.31 and 305,028.23 is: 457,652.43
Step by Step Solution
- Step 1: Write the proportion equation
873,563.34 : 1,310,660.31 = 305,028.23 : x - Step 2: Convert to fraction form
873,563.34/1,310,660.31 = 305,028.23/x - Step 3: Cross multiply
873,563.34x = 1,310,660.31 × 305,028.23 - Step 4: Simplify right side
873,563.34x = 399,788,387,937.25 - Step 5: Solve for x
x = 399,788,387,937.25/873,563.34 - Step 6: Final answer
x = 457,652.43
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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.