Finding the Fourth Proportional to 408,905.19, 564,269.63 and 247,750.02
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Solution
The fourth proportional to 408,905.19, 564,269.63 and 247,750.02 is: 341,883.19
Step by Step Solution
- Step 1: Write the proportion equation
408,905.19 : 564,269.63 = 247,750.02 : x - Step 2: Convert to fraction form
408,905.19/564,269.63 = 247,750.02/x - Step 3: Cross multiply
408,905.19x = 564,269.63 × 247,750.02 - Step 4: Simplify right side
408,905.19x = 139,797,810,879.14 - Step 5: Solve for x
x = 139,797,810,879.14/408,905.19 - Step 6: Final answer
x = 341,883.19
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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.