Finding the Fourth Proportional to 439,745.24, 607,227.18 and 276,673.63
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Solution
The fourth proportional to 439,745.24, 607,227.18 and 276,673.63 is: 382,047.91
Step by Step Solution
- Step 1: Write the proportion equation
439,745.24 : 607,227.18 = 276,673.63 : x - Step 2: Convert to fraction form
439,745.24/607,227.18 = 276,673.63/x - Step 3: Cross multiply
439,745.24x = 607,227.18 × 276,673.63 - Step 4: Simplify right side
439,745.24x = 168,003,748,125.26 - Step 5: Solve for x
x = 168,003,748,125.26/439,745.24 - Step 6: Final answer
x = 382,047.91
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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.