Finding the Fourth Proportional to 446,204.07, 669,572.05 and 161,916.80
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Solution
The fourth proportional to 446,204.07, 669,572.05 and 161,916.80 is: 242,971.70
Step by Step Solution
- Step 1: Write the proportion equation
446,204.07 : 669,572.05 = 161,916.80 : x - Step 2: Convert to fraction form
446,204.07/669,572.05 = 161,916.80/x - Step 3: Cross multiply
446,204.07x = 669,572.05 × 161,916.80 - Step 4: Simplify right side
446,204.07x = 108,414,962,637.40 - Step 5: Solve for x
x = 108,414,962,637.40/446,204.07 - Step 6: Final answer
x = 242,971.70
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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.