Finding the Fourth Proportional to 484,509.17, 668,622.66 and 269,699.99
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Solution
The fourth proportional to 484,509.17, 668,622.66 and 269,699.99 is: 372,185.98
Step by Step Solution
- Step 1: Write the proportion equation
484,509.17 : 668,622.66 = 269,699.99 : x - Step 2: Convert to fraction form
484,509.17/668,622.66 = 269,699.99/x - Step 3: Cross multiply
484,509.17x = 668,622.66 × 269,699.99 - Step 4: Simplify right side
484,509.17x = 180,327,521,372.66 - Step 5: Solve for x
x = 180,327,521,372.66/484,509.17 - Step 6: Final answer
x = 372,185.98
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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.