Finding the Fourth Proportional to 879,199.60, 1,318,785.08 and 280,152.68
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Solution
The fourth proportional to 879,199.60, 1,318,785.08 and 280,152.68 is: 420,224.46
Step by Step Solution
- Step 1: Write the proportion equation
879,199.60 : 1,318,785.08 = 280,152.68 : x - Step 2: Convert to fraction form
879,199.60/1,318,785.08 = 280,152.68/x - Step 3: Cross multiply
879,199.60x = 1,318,785.08 × 280,152.68 - Step 4: Simplify right side
879,199.60x = 369,461,174,506.01 - Step 5: Solve for x
x = 369,461,174,506.01/879,199.60 - Step 6: Final answer
x = 420,224.46
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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.