Finding the Fourth Proportional to 957,073.56, 1,320,820.50 and 527,353.62
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Solution
The fourth proportional to 957,073.56, 1,320,820.50 and 527,353.62 is: 727,780.50
Step by Step Solution
- Step 1: Write the proportion equation
957,073.56 : 1,320,820.50 = 527,353.62 : x - Step 2: Convert to fraction form
957,073.56/1,320,820.50 = 527,353.62/x - Step 3: Cross multiply
957,073.56x = 1,320,820.50 × 527,353.62 - Step 4: Simplify right side
957,073.56x = 696,539,472,045.21 - Step 5: Solve for x
x = 696,539,472,045.21/957,073.56 - Step 6: Final answer
x = 727,780.50
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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.