Finding the Fourth Proportional to 806,681.84, 1,113,203.40 and 444,091.82
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Solution
The fourth proportional to 806,681.84, 1,113,203.40 and 444,091.82 is: 612,837.06
Step by Step Solution
- Step 1: Write the proportion equation
806,681.84 : 1,113,203.40 = 444,091.82 : x - Step 2: Convert to fraction form
806,681.84/1,113,203.40 = 444,091.82/x - Step 3: Cross multiply
806,681.84x = 1,113,203.40 × 444,091.82 - Step 4: Simplify right side
806,681.84x = 494,364,523,936.19 - Step 5: Solve for x
x = 494,364,523,936.19/806,681.84 - Step 6: Final answer
x = 612,837.06
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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.