Finding the Fourth Proportional to 623,986.48, 936,119.75 and 197,547.80
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Solution
The fourth proportional to 623,986.48, 936,119.75 and 197,547.80 is: 296,366.03
Step by Step Solution
- Step 1: Write the proportion equation
623,986.48 : 936,119.75 = 197,547.80 : x - Step 2: Convert to fraction form
623,986.48/936,119.75 = 197,547.80/x - Step 3: Cross multiply
623,986.48x = 936,119.75 × 197,547.80 - Step 4: Simplify right side
623,986.48x = 184,928,397,149.05 - Step 5: Solve for x
x = 184,928,397,149.05/623,986.48 - Step 6: Final answer
x = 296,366.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.