Finding the Fourth Proportional to 555,418.84, 766,195.86 and 325,825.96
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Solution
The fourth proportional to 555,418.84, 766,195.86 and 325,825.96 is: 449,474.31
Step by Step Solution
- Step 1: Write the proportion equation
555,418.84 : 766,195.86 = 325,825.96 : x - Step 2: Convert to fraction form
555,418.84/766,195.86 = 325,825.96/x - Step 3: Cross multiply
555,418.84x = 766,195.86 × 325,825.96 - Step 4: Simplify right side
555,418.84x = 249,646,501,632.53 - Step 5: Solve for x
x = 249,646,501,632.53/555,418.84 - Step 6: Final answer
x = 449,474.31
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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.