Finding the Fourth Proportional to 224,037.60, 336,056.40 and 201,487.20
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Solution
The fourth proportional to 224,037.60, 336,056.40 and 201,487.20 is: 302,230.80
Step by Step Solution
- Step 1: Write the proportion equation
224,037.60 : 336,056.40 = 201,487.20 : x - Step 2: Convert to fraction form
224,037.60/336,056.40 = 201,487.20/x - Step 3: Cross multiply
224,037.60x = 336,056.40 × 201,487.20 - Step 4: Simplify right side
224,037.60x = 67,711,063,078.08 - Step 5: Solve for x
x = 67,711,063,078.08/224,037.60 - Step 6: Final answer
x = 302,230.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.