Finding the Fourth Proportional to 644,971.74, 967,878.99 and 245,616.36
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Solution
The fourth proportional to 644,971.74, 967,878.99 and 245,616.36 is: 368,585.01
Step by Step Solution
- Step 1: Write the proportion equation
644,971.74 : 967,878.99 = 245,616.36 : x - Step 2: Convert to fraction form
644,971.74/967,878.99 = 245,616.36/x - Step 3: Cross multiply
644,971.74x = 967,878.99 × 245,616.36 - Step 4: Simplify right side
644,971.74x = 237,726,914,444.28 - Step 5: Solve for x
x = 237,726,914,444.28/644,971.74 - Step 6: Final answer
x = 368,585.01
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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.