Finding the Fourth Proportional to 414,328.43, 571,448.41 and 283,583.57
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Solution
The fourth proportional to 414,328.43, 571,448.41 and 283,583.57 is: 391,123.00
Step by Step Solution
- Step 1: Write the proportion equation
414,328.43 : 571,448.41 = 283,583.57 : x - Step 2: Convert to fraction form
414,328.43/571,448.41 = 283,583.57/x - Step 3: Cross multiply
414,328.43x = 571,448.41 × 283,583.57 - Step 4: Simplify right side
414,328.43x = 162,053,380,898.29 - Step 5: Solve for x
x = 162,053,380,898.29/414,328.43 - Step 6: Final answer
x = 391,123.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.