Finding the Fourth Proportional to 610,522.77, 915,608.99 and 205,671.03
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Solution
The fourth proportional to 610,522.77, 915,608.99 and 205,671.03 is: 308,447.53
Step by Step Solution
- Step 1: Write the proportion equation
610,522.77 : 915,608.99 = 205,671.03 : x - Step 2: Convert to fraction form
610,522.77/915,608.99 = 205,671.03/x - Step 3: Cross multiply
610,522.77x = 915,608.99 × 205,671.03 - Step 4: Simplify right side
610,522.77x = 188,314,243,022.21 - Step 5: Solve for x
x = 188,314,243,022.21/610,522.77 - Step 6: Final answer
x = 308,447.53
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1.5x scale
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.