Finding the Fourth Proportional to 738,219.80, 1,107,329.70 and 738,219.80
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Solution
The fourth proportional to 738,219.80, 1,107,329.70 and 738,219.80 is: 1,107,329.70
Step by Step Solution
- Step 1: Write the proportion equation
738,219.80 : 1,107,329.70 = 738,219.80 : x - Step 2: Convert to fraction form
738,219.80/1,107,329.70 = 738,219.80/x - Step 3: Cross multiply
738,219.80x = 1,107,329.70 × 738,219.80 - Step 4: Simplify right side
738,219.80x = 817,452,709,668.06 - Step 5: Solve for x
x = 817,452,709,668.06/738,219.80 - Step 6: Final answer
x = 1,107,329.70
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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.