Finding the Fourth Proportional to 903,861.83, 1,355,079.37 and 448,138.84
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Solution
The fourth proportional to 903,861.83, 1,355,079.37 and 448,138.84 is: 671,854.58
Step by Step Solution
- Step 1: Write the proportion equation
903,861.83 : 1,355,079.37 = 448,138.84 : x - Step 2: Convert to fraction form
903,861.83/1,355,079.37 = 448,138.84/x - Step 3: Cross multiply
903,861.83x = 1,355,079.37 × 448,138.84 - Step 4: Simplify right side
903,861.83x = 607,263,702,901.54 - Step 5: Solve for x
x = 607,263,702,901.54/903,861.83 - Step 6: Final answer
x = 671,854.58
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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.