Finding the Fourth Proportional to 584,437.70, 876,656.55 and 444,469.70
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Solution
The fourth proportional to 584,437.70, 876,656.55 and 444,469.70 is: 666,704.55
Step by Step Solution
- Step 1: Write the proportion equation
584,437.70 : 876,656.55 = 444,469.70 : x - Step 2: Convert to fraction form
584,437.70/876,656.55 = 444,469.70/x - Step 3: Cross multiply
584,437.70x = 876,656.55 × 444,469.70 - Step 4: Simplify right side
584,437.70x = 389,647,273,781.54 - Step 5: Solve for x
x = 389,647,273,781.54/584,437.70 - Step 6: Final answer
x = 666,704.55
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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.