Finding the Fourth Proportional to 866,319.31, 1,195,040.68 and 503,703.09
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Solution
The fourth proportional to 866,319.31, 1,195,040.68 and 503,703.09 is: 694,831.19
Step by Step Solution
- Step 1: Write the proportion equation
866,319.31 : 1,195,040.68 = 503,703.09 : x - Step 2: Convert to fraction form
866,319.31/1,195,040.68 = 503,703.09/x - Step 3: Cross multiply
866,319.31x = 1,195,040.68 × 503,703.09 - Step 4: Simplify right side
866,319.31x = 601,945,677,451.04 - Step 5: Solve for x
x = 601,945,677,451.04/866,319.31 - Step 6: Final answer
x = 694,831.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.