Finding the Fourth Proportional to 340,975.88, 470,572.36 and 197,734.68
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Solution
The fourth proportional to 340,975.88, 470,572.36 and 197,734.68 is: 272,888.73
Step by Step Solution
- Step 1: Write the proportion equation
340,975.88 : 470,572.36 = 197,734.68 : x - Step 2: Convert to fraction form
340,975.88/470,572.36 = 197,734.68/x - Step 3: Cross multiply
340,975.88x = 470,572.36 × 197,734.68 - Step 4: Simplify right side
340,975.88x = 93,048,475,021.44 - Step 5: Solve for x
x = 93,048,475,021.44/340,975.88 - Step 6: Final answer
x = 272,888.73
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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.