Finding the Fourth Proportional to 925,398.93, 1,277,026.55 and 511,950.99
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Solution
The fourth proportional to 925,398.93, 1,277,026.55 and 511,950.99 is: 706,479.10
Step by Step Solution
- Step 1: Write the proportion equation
925,398.93 : 1,277,026.55 = 511,950.99 : x - Step 2: Convert to fraction form
925,398.93/1,277,026.55 = 511,950.99/x - Step 3: Cross multiply
925,398.93x = 1,277,026.55 × 511,950.99 - Step 4: Simplify right side
925,398.93x = 653,775,003,969.03 - Step 5: Solve for x
x = 653,775,003,969.03/925,398.93 - Step 6: Final answer
x = 706,479.10
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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.