Finding the Fourth Proportional to 370,501.36, 511,317.50 and 225,363.87
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Solution
The fourth proportional to 370,501.36, 511,317.50 and 225,363.87 is: 311,017.73
Step by Step Solution
- Step 1: Write the proportion equation
370,501.36 : 511,317.50 = 225,363.87 : x - Step 2: Convert to fraction form
370,501.36/511,317.50 = 225,363.87/x - Step 3: Cross multiply
370,501.36x = 511,317.50 × 225,363.87 - Step 4: Simplify right side
370,501.36x = 115,232,489,471.91 - Step 5: Solve for x
x = 115,232,489,471.91/370,501.36 - Step 6: Final answer
x = 311,017.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.