Finding the Fourth Proportional to 529,846.78, 731,207.75 and 303,536.02
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Solution
The fourth proportional to 529,846.78, 731,207.75 and 303,536.02 is: 418,890.70
Step by Step Solution
- Step 1: Write the proportion equation
529,846.78 : 731,207.75 = 303,536.02 : x - Step 2: Convert to fraction form
529,846.78/731,207.75 = 303,536.02/x - Step 3: Cross multiply
529,846.78x = 731,207.75 × 303,536.02 - Step 4: Simplify right side
529,846.78x = 221,947,890,228.16 - Step 5: Solve for x
x = 221,947,890,228.16/529,846.78 - Step 6: Final answer
x = 418,890.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.