Finding the Fourth Proportional to 804,971.13, 1,207,498.06 and 205,937.49
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Solution
The fourth proportional to 804,971.13, 1,207,498.06 and 205,937.49 is: 308,916.82
Step by Step Solution
- Step 1: Write the proportion equation
804,971.13 : 1,207,498.06 = 205,937.49 : x - Step 2: Convert to fraction form
804,971.13/1,207,498.06 = 205,937.49/x - Step 3: Cross multiply
804,971.13x = 1,207,498.06 × 205,937.49 - Step 4: Simplify right side
804,971.13x = 248,669,119,656.27 - Step 5: Solve for x
x = 248,669,119,656.27/804,971.13 - Step 6: Final answer
x = 308,916.82
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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.