Finding the Fourth Proportional to 399,636.05, 598,937.33 and 299,006.70
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Solution
The fourth proportional to 399,636.05, 598,937.33 and 299,006.70 is: 448,123.42
Step by Step Solution
- Step 1: Write the proportion equation
399,636.05 : 598,937.33 = 299,006.70 : x - Step 2: Convert to fraction form
399,636.05/598,937.33 = 299,006.70/x - Step 3: Cross multiply
399,636.05x = 598,937.33 × 299,006.70 - Step 4: Simplify right side
399,636.05x = 179,086,273,055.08 - Step 5: Solve for x
x = 179,086,273,055.08/399,636.05 - Step 6: Final answer
x = 448,123.42
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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.