Finding the Fourth Proportional to 614,798.92, 848,420.84 and 342,867.12
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Solution
The fourth proportional to 614,798.92, 848,420.84 and 342,867.12 is: 473,155.69
Step by Step Solution
- Step 1: Write the proportion equation
614,798.92 : 848,420.84 = 342,867.12 : x - Step 2: Convert to fraction form
614,798.92/848,420.84 = 342,867.12/x - Step 3: Cross multiply
614,798.92x = 848,420.84 × 342,867.12 - Step 4: Simplify right side
614,798.92x = 290,895,609,958.78 - Step 5: Solve for x
x = 290,895,609,958.78/614,798.92 - Step 6: Final answer
x = 473,155.69
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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.