Finding the Fourth Proportional to 613,534.20, 920,330.10 and 192,823.80
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Solution
The fourth proportional to 613,534.20, 920,330.10 and 192,823.80 is: 289,244.75
Step by Step Solution
- Step 1: Write the proportion equation
613,534.20 : 920,330.10 = 192,823.80 : x - Step 2: Convert to fraction form
613,534.20/920,330.10 = 192,823.80/x - Step 3: Cross multiply
613,534.20x = 920,330.10 × 192,823.80 - Step 4: Simplify right side
613,534.20x = 177,461,547,136.38 - Step 5: Solve for x
x = 177,461,547,136.38/613,534.20 - Step 6: Final answer
x = 289,244.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.