Finding the Fourth Proportional to 544,893.71, 816,897.68 and 190,156.84
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Solution
The fourth proportional to 544,893.71, 816,897.68 and 190,156.84 is: 285,080.70
Step by Step Solution
- Step 1: Write the proportion equation
544,893.71 : 816,897.68 = 190,156.84 : x - Step 2: Convert to fraction form
544,893.71/816,897.68 = 190,156.84/x - Step 3: Cross multiply
544,893.71x = 816,897.68 × 190,156.84 - Step 4: Simplify right side
544,893.71x = 155,338,679,152.19 - Step 5: Solve for x
x = 155,338,679,152.19/544,893.71 - Step 6: Final answer
x = 285,080.70
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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.