Finding the Fourth Proportional to 455,246.92, 682,695.42 and 314,579.08
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Solution
The fourth proportional to 455,246.92, 682,695.42 and 314,579.08 is: 471,747.72
Step by Step Solution
- Step 1: Write the proportion equation
455,246.92 : 682,695.42 = 314,579.08 : x - Step 2: Convert to fraction form
455,246.92/682,695.42 = 314,579.08/x - Step 3: Cross multiply
455,246.92x = 682,695.42 × 314,579.08 - Step 4: Simplify right side
455,246.92x = 214,761,697,143.81 - Step 5: Solve for x
x = 214,761,697,143.81/455,246.92 - Step 6: Final answer
x = 471,747.72
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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.