Finding the Fourth Proportional to 499,467.60, 749,201.40 and 246,869.10
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Solution
The fourth proportional to 499,467.60, 749,201.40 and 246,869.10 is: 370,303.65
Step by Step Solution
- Step 1: Write the proportion equation
499,467.60 : 749,201.40 = 246,869.10 : x - Step 2: Convert to fraction form
499,467.60/749,201.40 = 246,869.10/x - Step 3: Cross multiply
499,467.60x = 749,201.40 × 246,869.10 - Step 4: Simplify right side
499,467.60x = 184,954,675,336.74 - Step 5: Solve for x
x = 184,954,675,336.74/499,467.60 - Step 6: Final answer
x = 370,303.65
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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.