Finding the Fourth Proportional to 943,331.14, 1,301,655.44 and 529,852.05
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Solution
The fourth proportional to 943,331.14, 1,301,655.44 and 529,852.05 is: 731,116.33
Step by Step Solution
- Step 1: Write the proportion equation
943,331.14 : 1,301,655.44 = 529,852.05 : x - Step 2: Convert to fraction form
943,331.14/1,301,655.44 = 529,852.05/x - Step 3: Cross multiply
943,331.14x = 1,301,655.44 × 529,852.05 - Step 4: Simplify right side
943,331.14x = 689,684,801,330.28 - Step 5: Solve for x
x = 689,684,801,330.28/943,331.14 - Step 6: Final answer
x = 731,116.33
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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.