Finding the Fourth Proportional to 564,163.87, 846,385.87 and 279,987.79
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Solution
The fourth proportional to 564,163.87, 846,385.87 and 279,987.79 is: 420,051.20
Step by Step Solution
- Step 1: Write the proportion equation
564,163.87 : 846,385.87 = 279,987.79 : x - Step 2: Convert to fraction form
564,163.87/846,385.87 = 279,987.79/x - Step 3: Cross multiply
564,163.87x = 846,385.87 × 279,987.79 - Step 4: Simplify right side
564,163.87x = 236,977,709,228.53 - Step 5: Solve for x
x = 236,977,709,228.53/564,163.87 - Step 6: Final answer
x = 420,051.20
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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.