Finding the Fourth Proportional to 960,123.18, 1,325,010.24 and 552,225.12
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Solution
The fourth proportional to 960,123.18, 1,325,010.24 and 552,225.12 is: 762,093.82
Step by Step Solution
- Step 1: Write the proportion equation
960,123.18 : 1,325,010.24 = 552,225.12 : x - Step 2: Convert to fraction form
960,123.18/1,325,010.24 = 552,225.12/x - Step 3: Cross multiply
960,123.18x = 1,325,010.24 × 552,225.12 - Step 4: Simplify right side
960,123.18x = 731,703,938,785.23 - Step 5: Solve for x
x = 731,703,938,785.23/960,123.18 - Step 6: Final answer
x = 762,093.82
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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.