Finding the Fourth Proportional to 614,743.60, 848,349.87 and 342,828.68
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Solution
The fourth proportional to 614,743.60, 848,349.87 and 342,828.68 is: 473,105.64
Step by Step Solution
- Step 1: Write the proportion equation
614,743.60 : 848,349.87 = 342,828.68 : x - Step 2: Convert to fraction form
614,743.60/848,349.87 = 342,828.68/x - Step 3: Cross multiply
614,743.60x = 848,349.87 × 342,828.68 - Step 4: Simplify right side
614,743.60x = 290,838,664,396.13 - Step 5: Solve for x
x = 290,838,664,396.13/614,743.60 - Step 6: Final answer
x = 473,105.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.