Finding the Fourth Proportional to 758,054.84, 1,135,269.48 and 437,234.16
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Solution
The fourth proportional to 758,054.84, 1,135,269.48 and 437,234.16 is: 654,805.66
Step by Step Solution
- Step 1: Write the proportion equation
758,054.84 : 1,135,269.48 = 437,234.16 : x - Step 2: Convert to fraction form
758,054.84/1,135,269.48 = 437,234.16/x - Step 3: Cross multiply
758,054.84x = 1,135,269.48 × 437,234.16 - Step 4: Simplify right side
758,054.84x = 496,378,597,461.44 - Step 5: Solve for x
x = 496,378,597,461.44/758,054.84 - Step 6: Final answer
x = 654,805.66
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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.