Finding the Fourth Proportional to 533,642.82, 799,181.45 and 305,246.19
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Solution
The fourth proportional to 533,642.82, 799,181.45 and 305,246.19 is: 457,135.53
Step by Step Solution
- Step 1: Write the proportion equation
533,642.82 : 799,181.45 = 305,246.19 : x - Step 2: Convert to fraction form
533,642.82/799,181.45 = 305,246.19/x - Step 3: Cross multiply
533,642.82x = 799,181.45 × 305,246.19 - Step 4: Simplify right side
533,642.82x = 243,947,092,731.18 - Step 5: Solve for x
x = 243,947,092,731.18/533,642.82 - Step 6: Final answer
x = 457,135.53
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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.