Finding the Fourth Proportional to 499,053.42, 748,794.58 and 162,197.30
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Solution
The fourth proportional to 499,053.42, 748,794.58 and 162,197.30 is: 243,365.65
Step by Step Solution
- Step 1: Write the proportion equation
499,053.42 : 748,794.58 = 162,197.30 : x - Step 2: Convert to fraction form
499,053.42/748,794.58 = 162,197.30/x - Step 3: Cross multiply
499,053.42x = 748,794.58 × 162,197.30 - Step 4: Simplify right side
499,053.42x = 121,452,460,597.13 - Step 5: Solve for x
x = 121,452,460,597.13/499,053.42 - Step 6: Final answer
x = 243,365.65
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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.