Finding the Fourth Proportional to 523,324.19, 722,187.38 and 293,881.67
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Solution
The fourth proportional to 523,324.19, 722,187.38 and 293,881.67 is: 405,556.70
Step by Step Solution
- Step 1: Write the proportion equation
523,324.19 : 722,187.38 = 293,881.67 : x - Step 2: Convert to fraction form
523,324.19/722,187.38 = 293,881.67/x - Step 3: Cross multiply
523,324.19x = 722,187.38 × 293,881.67 - Step 4: Simplify right side
523,324.19x = 212,237,630,411.09 - Step 5: Solve for x
x = 212,237,630,411.09/523,324.19 - Step 6: Final answer
x = 405,556.70
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1.5x scale
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.