Finding the Fourth Proportional to 341,921.80, 512,882.70 and 155,297.80
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Solution
The fourth proportional to 341,921.80, 512,882.70 and 155,297.80 is: 232,946.70
Step by Step Solution
- Step 1: Write the proportion equation
341,921.80 : 512,882.70 = 155,297.80 : x - Step 2: Convert to fraction form
341,921.80/512,882.70 = 155,297.80/x - Step 3: Cross multiply
341,921.80x = 512,882.70 × 155,297.80 - Step 4: Simplify right side
341,921.80x = 79,649,554,968.06 - Step 5: Solve for x
x = 79,649,554,968.06/341,921.80 - Step 6: Final answer
x = 232,946.70
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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.