Finding the Fourth Proportional to 457,655.00, 686,596.79 and 322,981.92
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Solution
The fourth proportional to 457,655.00, 686,596.79 and 322,981.92 is: 484,553.55
Step by Step Solution
- Step 1: Write the proportion equation
457,655.00 : 686,596.79 = 322,981.92 : x - Step 2: Convert to fraction form
457,655.00/686,596.79 = 322,981.92/x - Step 3: Cross multiply
457,655.00x = 686,596.79 × 322,981.92 - Step 4: Simplify right side
457,655.00x = 221,758,350,307.49 - Step 5: Solve for x
x = 221,758,350,307.49/457,655.00 - Step 6: Final answer
x = 484,553.55
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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.