Finding the Fourth Proportional to 372,529.02, 514,101.18 and 229,371.66
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Solution
The fourth proportional to 372,529.02, 514,101.18 and 229,371.66 is: 316,539.75
Step by Step Solution
- Step 1: Write the proportion equation
372,529.02 : 514,101.18 = 229,371.66 : x - Step 2: Convert to fraction form
372,529.02/514,101.18 = 229,371.66/x - Step 3: Cross multiply
372,529.02x = 514,101.18 × 229,371.66 - Step 4: Simplify right side
372,529.02x = 117,920,241,064.56 - Step 5: Solve for x
x = 117,920,241,064.56/372,529.02 - Step 6: Final answer
x = 316,539.75
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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.