Finding the Fourth Proportional to 746,371.81, 1,119,595.99 and 213,897.45
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Solution
The fourth proportional to 746,371.81, 1,119,595.99 and 213,897.45 is: 320,857.14
Step by Step Solution
- Step 1: Write the proportion equation
746,371.81 : 1,119,595.99 = 213,897.45 : x - Step 2: Convert to fraction form
746,371.81/1,119,595.99 = 213,897.45/x - Step 3: Cross multiply
746,371.81x = 1,119,595.99 × 213,897.45 - Step 4: Simplify right side
746,371.81x = 239,478,726,756.48 - Step 5: Solve for x
x = 239,478,726,756.48/746,371.81 - Step 6: Final answer
x = 320,857.14
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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.