Finding the Fourth Proportional to 384,610.12, 530,761.98 and 214,844.26
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Solution
The fourth proportional to 384,610.12, 530,761.98 and 214,844.26 is: 296,485.09
Step by Step Solution
- Step 1: Write the proportion equation
384,610.12 : 530,761.98 = 214,844.26 : x - Step 2: Convert to fraction form
384,610.12/530,761.98 = 214,844.26/x - Step 3: Cross multiply
384,610.12x = 530,761.98 × 214,844.26 - Step 4: Simplify right side
384,610.12x = 114,031,164,829.24 - Step 5: Solve for x
x = 114,031,164,829.24/384,610.12 - Step 6: Final answer
x = 296,485.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.