Finding the Fourth Proportional to 459,856.08, 689,320.42 and 289,199.75
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Solution
The fourth proportional to 459,856.08, 689,320.42 and 289,199.75 is: 433,508.01
Step by Step Solution
- Step 1: Write the proportion equation
459,856.08 : 689,320.42 = 289,199.75 : x - Step 2: Convert to fraction form
459,856.08/689,320.42 = 289,199.75/x - Step 3: Cross multiply
459,856.08x = 689,320.42 × 289,199.75 - Step 4: Simplify right side
459,856.08x = 199,351,293,655.10 - Step 5: Solve for x
x = 199,351,293,655.10/459,856.08 - Step 6: Final answer
x = 433,508.01
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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.