Finding the Fourth Proportional to 806,707.99, 1,113,214.75 and 444,061.02
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Solution
The fourth proportional to 806,707.99, 1,113,214.75 and 444,061.02 is: 612,780.94
Step by Step Solution
- Step 1: Write the proportion equation
806,707.99 : 1,113,214.75 = 444,061.02 : x - Step 2: Convert to fraction form
806,707.99/1,113,214.75 = 444,061.02/x - Step 3: Cross multiply
806,707.99x = 1,113,214.75 × 444,061.02 - Step 4: Simplify right side
806,707.99x = 494,335,277,364.05 - Step 5: Solve for x
x = 494,335,277,364.05/806,707.99 - Step 6: Final answer
x = 612,780.94
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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.