Finding the Fourth Proportional to 499,197.21, 748,033.86 and 296,393.96
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Solution
The fourth proportional to 499,197.21, 748,033.86 and 296,393.96 is: 444,138.53
Step by Step Solution
- Step 1: Write the proportion equation
499,197.21 : 748,033.86 = 296,393.96 : x - Step 2: Convert to fraction form
499,197.21/748,033.86 = 296,393.96/x - Step 3: Cross multiply
499,197.21x = 748,033.86 × 296,393.96 - Step 4: Simplify right side
499,197.21x = 221,712,714,239.32 - Step 5: Solve for x
x = 221,712,714,239.32/499,197.21 - Step 6: Final answer
x = 444,138.53
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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.