Finding the Fourth Proportional to 544,497.58, 816,785.25 and 145,136.26
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Solution
The fourth proportional to 544,497.58, 816,785.25 and 145,136.26 is: 217,714.75
Step by Step Solution
- Step 1: Write the proportion equation
544,497.58 : 816,785.25 = 145,136.26 : x - Step 2: Convert to fraction form
544,497.58/816,785.25 = 145,136.26/x - Step 3: Cross multiply
544,497.58x = 816,785.25 × 145,136.26 - Step 4: Simplify right side
544,497.58x = 118,545,156,408.17 - Step 5: Solve for x
x = 118,545,156,408.17/544,497.58 - Step 6: Final answer
x = 217,714.75
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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.