Finding the Fourth Proportional to 626,486.92, 939,519.77 and 227,044.06
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Solution
The fourth proportional to 626,486.92, 939,519.77 and 227,044.06 is: 340,489.76
Step by Step Solution
- Step 1: Write the proportion equation
626,486.92 : 939,519.77 = 227,044.06 : x - Step 2: Convert to fraction form
626,486.92/939,519.77 = 227,044.06/x - Step 3: Cross multiply
626,486.92x = 939,519.77 × 227,044.06 - Step 4: Simplify right side
626,486.92x = 213,312,379,547.05 - Step 5: Solve for x
x = 213,312,379,547.05/626,486.92 - Step 6: Final answer
x = 340,489.76
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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.