Finding the Fourth Proportional to 357,851.97, 536,444.24 and 121,029.84
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Solution
The fourth proportional to 357,851.97, 536,444.24 and 121,029.84 is: 181,431.89
Step by Step Solution
- Step 1: Write the proportion equation
357,851.97 : 536,444.24 = 121,029.84 : x - Step 2: Convert to fraction form
357,851.97/536,444.24 = 121,029.84/x - Step 3: Cross multiply
357,851.97x = 536,444.24 × 121,029.84 - Step 4: Simplify right side
357,851.97x = 64,925,759,930.97 - Step 5: Solve for x
x = 64,925,759,930.97/357,851.97 - Step 6: Final answer
x = 181,431.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.