Finding the Fourth Proportional to 735,023.21, 1,100,927.36 and 521,142.81
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Solution
The fourth proportional to 735,023.21, 1,100,927.36 and 521,142.81 is: 780,574.50
Step by Step Solution
- Step 1: Write the proportion equation
735,023.21 : 1,100,927.36 = 521,142.81 : x - Step 2: Convert to fraction form
735,023.21/1,100,927.36 = 521,142.81/x - Step 3: Cross multiply
735,023.21x = 1,100,927.36 × 521,142.81 - Step 4: Simplify right side
735,023.21x = 573,740,377,996.28 - Step 5: Solve for x
x = 573,740,377,996.28/735,023.21 - Step 6: Final answer
x = 780,574.50
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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.