Finding the Fourth Proportional to 542,835.67, 749,035.63 and 324,992.14
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Solution
The fourth proportional to 542,835.67, 749,035.63 and 324,992.14 is: 448,442.70
Step by Step Solution
- Step 1: Write the proportion equation
542,835.67 : 749,035.63 = 324,992.14 : x - Step 2: Convert to fraction form
542,835.67/749,035.63 = 324,992.14/x - Step 3: Cross multiply
542,835.67x = 749,035.63 × 324,992.14 - Step 4: Simplify right side
542,835.67x = 243,430,688,584.77 - Step 5: Solve for x
x = 243,430,688,584.77/542,835.67 - Step 6: Final answer
x = 448,442.70
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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.