Finding the Fourth Proportional to 609,222.21, 913,937.04 and 305,761.08
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Solution
The fourth proportional to 609,222.21, 913,937.04 and 305,761.08 is: 458,693.68
Step by Step Solution
- Step 1: Write the proportion equation
609,222.21 : 913,937.04 = 305,761.08 : x - Step 2: Convert to fraction form
609,222.21/913,937.04 = 305,761.08/x - Step 3: Cross multiply
609,222.21x = 913,937.04 × 305,761.08 - Step 4: Simplify right side
609,222.21x = 279,446,376,402.40 - Step 5: Solve for x
x = 279,446,376,402.40/609,222.21 - Step 6: Final answer
x = 458,693.68
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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.