Finding the Fourth Proportional to 960,852.64, 1,325,953.20 and 531,121.68
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Solution
The fourth proportional to 960,852.64, 1,325,953.20 and 531,121.68 is: 732,934.96
Step by Step Solution
- Step 1: Write the proportion equation
960,852.64 : 1,325,953.20 = 531,121.68 : x - Step 2: Convert to fraction form
960,852.64/1,325,953.20 = 531,121.68/x - Step 3: Cross multiply
960,852.64x = 1,325,953.20 × 531,121.68 - Step 4: Simplify right side
960,852.64x = 704,242,491,185.38 - Step 5: Solve for x
x = 704,242,491,185.38/960,852.64 - Step 6: Final answer
x = 732,934.96
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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.