Finding the Fourth Proportional to 629,735.60, 944,430.66 and 376,817.12
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Solution
The fourth proportional to 629,735.60, 944,430.66 and 376,817.12 is: 565,122.32
Step by Step Solution
- Step 1: Write the proportion equation
629,735.60 : 944,430.66 = 376,817.12 : x - Step 2: Convert to fraction form
629,735.60/944,430.66 = 376,817.12/x - Step 3: Cross multiply
629,735.60x = 944,430.66 × 376,817.12 - Step 4: Simplify right side
629,735.60x = 355,877,641,340.90 - Step 5: Solve for x
x = 355,877,641,340.90/629,735.60 - Step 6: Final answer
x = 565,122.32
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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.