Finding the Fourth Proportional to 647,243.93, 970,865.06 and 173,929.29
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Solution
The fourth proportional to 647,243.93, 970,865.06 and 173,929.29 is: 260,893.71
Step by Step Solution
- Step 1: Write the proportion equation
647,243.93 : 970,865.06 = 173,929.29 : x - Step 2: Convert to fraction form
647,243.93/970,865.06 = 173,929.29/x - Step 3: Cross multiply
647,243.93x = 970,865.06 × 173,929.29 - Step 4: Simplify right side
647,243.93x = 168,861,869,701.96 - Step 5: Solve for x
x = 168,861,869,701.96/647,243.93 - Step 6: Final answer
x = 260,893.71
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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.