Finding the Fourth Proportional to 717,832.94, 1,075,733.46 and 398,125.53
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Solution
The fourth proportional to 717,832.94, 1,075,733.46 and 398,125.53 is: 596,624.83
Step by Step Solution
- Step 1: Write the proportion equation
717,832.94 : 1,075,733.46 = 398,125.53 : x - Step 2: Convert to fraction form
717,832.94/1,075,733.46 = 398,125.53/x - Step 3: Cross multiply
717,832.94x = 1,075,733.46 × 398,125.53 - Step 4: Simplify right side
717,832.94x = 428,276,953,901.23 - Step 5: Solve for x
x = 428,276,953,901.23/717,832.94 - Step 6: Final answer
x = 596,624.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.