Finding the Fourth Proportional to 446,006.70, 616,000.10 and 293,725.53
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Solution
The fourth proportional to 446,006.70, 616,000.10 and 293,725.53 is: 405,677.66
Step by Step Solution
- Step 1: Write the proportion equation
446,006.70 : 616,000.10 = 293,725.53 : x - Step 2: Convert to fraction form
446,006.70/616,000.10 = 293,725.53/x - Step 3: Cross multiply
446,006.70x = 616,000.10 × 293,725.53 - Step 4: Simplify right side
446,006.70x = 180,934,954,383.93 - Step 5: Solve for x
x = 180,934,954,383.93/446,006.70 - Step 6: Final answer
x = 405,677.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.