Finding the Fourth Proportional to 960,853.64, 1,325,954.58 and 531,122.68
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Solution
The fourth proportional to 960,853.64, 1,325,954.58 and 531,122.68 is: 732,936.34
Step by Step Solution
- Step 1: Write the proportion equation
960,853.64 : 1,325,954.58 = 531,122.68 : x - Step 2: Convert to fraction form
960,853.64/1,325,954.58 = 531,122.68/x - Step 3: Cross multiply
960,853.64x = 1,325,954.58 × 531,122.68 - Step 4: Simplify right side
960,853.64x = 704,244,550,087.88 - Step 5: Solve for x
x = 704,244,550,087.88/960,853.64 - Step 6: Final answer
x = 732,936.34
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1.5x scale
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.