Finding the Fourth Proportional to 309,570.66, 464,355.99 and 204,365.03
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Solution
The fourth proportional to 309,570.66, 464,355.99 and 204,365.03 is: 306,547.54
Step by Step Solution
- Step 1: Write the proportion equation
309,570.66 : 464,355.99 = 204,365.03 : x - Step 2: Convert to fraction form
309,570.66/464,355.99 = 204,365.03/x - Step 3: Cross multiply
309,570.66x = 464,355.99 × 204,365.03 - Step 4: Simplify right side
309,570.66x = 94,898,123,505.25 - Step 5: Solve for x
x = 94,898,123,505.25/309,570.66 - Step 6: Final answer
x = 306,547.54
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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.