Finding the Fourth Proportional to 432,705.28, 596,803.84 and 372,376.96
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Solution
The fourth proportional to 432,705.28, 596,803.84 and 372,376.96 is: 513,596.69
Step by Step Solution
- Step 1: Write the proportion equation
432,705.28 : 596,803.84 = 372,376.96 : x - Step 2: Convert to fraction form
432,705.28/596,803.84 = 372,376.96/x - Step 3: Cross multiply
432,705.28x = 596,803.84 × 372,376.96 - Step 4: Simplify right side
432,705.28x = 222,235,999,655.53 - Step 5: Solve for x
x = 222,235,999,655.53/432,705.28 - Step 6: Final answer
x = 513,596.69
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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.