Finding the Fourth Proportional to 296,079.24, 444,114.74 and 71,437.80
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Solution
The fourth proportional to 296,079.24, 444,114.74 and 71,437.80 is: 107,155.71
Step by Step Solution
- Step 1: Write the proportion equation
296,079.24 : 444,114.74 = 71,437.80 : x - Step 2: Convert to fraction form
296,079.24/444,114.74 = 71,437.80/x - Step 3: Cross multiply
296,079.24x = 444,114.74 × 71,437.80 - Step 4: Simplify right side
296,079.24x = 31,726,579,973.17 - Step 5: Solve for x
x = 31,726,579,973.17/296,079.24 - Step 6: Final answer
x = 107,155.71
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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.