Finding the Fourth Proportional to 622,809.21, 934,509.06 and 370,587.96
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Solution
The fourth proportional to 622,809.21, 934,509.06 and 370,587.96 is: 556,057.62
Step by Step Solution
- Step 1: Write the proportion equation
622,809.21 : 934,509.06 = 370,587.96 : x - Step 2: Convert to fraction form
622,809.21/934,509.06 = 370,587.96/x - Step 3: Cross multiply
622,809.21x = 934,509.06 × 370,587.96 - Step 4: Simplify right side
622,809.21x = 346,317,806,146.92 - Step 5: Solve for x
x = 346,317,806,146.92/622,809.21 - Step 6: Final answer
x = 556,057.62
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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.