Finding the Fourth Proportional to 940,970.80, 1,298,545.50 and 511,250.68
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Solution
The fourth proportional to 940,970.80, 1,298,545.50 and 511,250.68 is: 705,529.09
Step by Step Solution
- Step 1: Write the proportion equation
940,970.80 : 1,298,545.50 = 511,250.68 : x - Step 2: Convert to fraction form
940,970.80/1,298,545.50 = 511,250.68/x - Step 3: Cross multiply
940,970.80x = 1,298,545.50 × 511,250.68 - Step 4: Simplify right side
940,970.80x = 663,882,269,885.94 - Step 5: Solve for x
x = 663,882,269,885.94/940,970.80 - Step 6: Final answer
x = 705,529.09
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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.