Finding the Fourth Proportional to 756,775.44, 1,044,330.12 and 417,234.96
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Solution
The fourth proportional to 756,775.44, 1,044,330.12 and 417,234.96 is: 575,773.23
Step by Step Solution
- Step 1: Write the proportion equation
756,775.44 : 1,044,330.12 = 417,234.96 : x - Step 2: Convert to fraction form
756,775.44/1,044,330.12 = 417,234.96/x - Step 3: Cross multiply
756,775.44x = 1,044,330.12 × 417,234.96 - Step 4: Simplify right side
756,775.44x = 435,731,035,845.00 - Step 5: Solve for x
x = 435,731,035,845.00/756,775.44 - Step 6: Final answer
x = 575,773.23
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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.