Finding the Fourth Proportional to 805,829.14, 1,112,201.99 and 461,895.65
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Solution
The fourth proportional to 805,829.14, 1,112,201.99 and 461,895.65 is: 637,506.43
Step by Step Solution
- Step 1: Write the proportion equation
805,829.14 : 1,112,201.99 = 461,895.65 : x - Step 2: Convert to fraction form
805,829.14/1,112,201.99 = 461,895.65/x - Step 3: Cross multiply
805,829.14x = 1,112,201.99 × 461,895.65 - Step 4: Simplify right side
805,829.14x = 513,721,259,134.72 - Step 5: Solve for x
x = 513,721,259,134.72/805,829.14 - Step 6: Final answer
x = 637,506.43
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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.