Finding the Fourth Proportional to 906,916.50, 1,251,545.99 and 504,508.50
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Solution
The fourth proportional to 906,916.50, 1,251,545.99 and 504,508.50 is: 696,222.41
Step by Step Solution
- Step 1: Write the proportion equation
906,916.50 : 1,251,545.99 = 504,508.50 : x - Step 2: Convert to fraction form
906,916.50/1,251,545.99 = 504,508.50/x - Step 3: Cross multiply
906,916.50x = 1,251,545.99 × 504,508.50 - Step 4: Simplify right side
906,916.50x = 631,415,587,573.37 - Step 5: Solve for x
x = 631,415,587,573.37/906,916.50 - Step 6: Final answer
x = 696,222.41
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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.