Finding the Fourth Proportional to 455,866.80, 682,816.05 and 377,134.80
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Solution
The fourth proportional to 455,866.80, 682,816.05 and 377,134.80 is: 564,888.02
Step by Step Solution
- Step 1: Write the proportion equation
455,866.80 : 682,816.05 = 377,134.80 : x - Step 2: Convert to fraction form
455,866.80/682,816.05 = 377,134.80/x - Step 3: Cross multiply
455,866.80x = 682,816.05 × 377,134.80 - Step 4: Simplify right side
455,866.80x = 257,513,694,453.54 - Step 5: Solve for x
x = 257,513,694,453.54/455,866.80 - Step 6: Final answer
x = 564,888.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.