Finding the Fourth Proportional to 963,145.99, 1,444,733.11 and 457,758.54
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Solution
The fourth proportional to 963,145.99, 1,444,733.11 and 457,758.54 is: 686,644.52
Step by Step Solution
- Step 1: Write the proportion equation
963,145.99 : 1,444,733.11 = 457,758.54 : x - Step 2: Convert to fraction form
963,145.99/1,444,733.11 = 457,758.54/x - Step 3: Cross multiply
963,145.99x = 1,444,733.11 × 457,758.54 - Step 4: Simplify right side
963,145.99x = 661,338,919,695.46 - Step 5: Solve for x
x = 661,338,919,695.46/963,145.99 - Step 6: Final answer
x = 686,644.52
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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.