Finding the Fourth Proportional to 524,352.56, 723,497.90 and 306,518.94
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Solution
The fourth proportional to 524,352.56, 723,497.90 and 306,518.94 is: 422,932.63
Step by Step Solution
- Step 1: Write the proportion equation
524,352.56 : 723,497.90 = 306,518.94 : x - Step 2: Convert to fraction form
524,352.56/723,497.90 = 306,518.94/x - Step 3: Cross multiply
524,352.56x = 723,497.90 × 306,518.94 - Step 4: Simplify right side
524,352.56x = 221,765,809,400.23 - Step 5: Solve for x
x = 221,765,809,400.23/524,352.56 - Step 6: Final answer
x = 422,932.63
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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.